DRG 897

Medical DRG

Alcohol, Drug Abuse or Dependence without Rehabilitation Therapy without MCC

TypeMedicalMDC20Dx Codes457

What is MS-DRG 897?

MS-DRG 897 is a Medical Medicare Severity Diagnosis Related Group under Major Diagnostic Category 20 (MDC 20) without a significant Complication or Comorbidity. It maps to 457 ICD-10-CM diagnosis codes. Hospitals use this grouping to determine reimbursement for inpatient stays under Medicare.

Classification
Medical DRG
Diagnosis-driven grouping
Linked Codes
457 diagnosis
Billable Dx
100%
457 of 457 shown

Linked ICD-10-CM Diagnosis Mappings

  • F10.10

    Alcohol abuse, uncomplicated

    BillableChapter 5
  • F10.11

    Alcohol abuse, in remission

    BillableChapter 5
  • F10.120

    Alcohol abuse with intoxication, uncomplicated

    BillableChapter 5
  • F10.121

    Alcohol abuse with intoxication delirium

    BillableChapter 5
  • F10.129

    Alcohol abuse with intoxication, unspecified

    BillableChapter 5
  • F10.130

    Alcohol abuse with withdrawal, uncomplicated

    BillableChapter 5
  • F10.131

    Alcohol abuse with withdrawal delirium

    BillableChapter 5
  • F10.132

    Alcohol abuse with withdrawal with perceptual disturbance

    BillableChapter 5
  • F10.139

    Alcohol abuse with withdrawal, unspecified

    BillableChapter 5
  • F10.14

    Alcohol abuse with alcohol-induced mood disorder

    BillableChapter 5
  • F10.150

    Alcohol abuse with alcohol-induced psychotic disorder with delusions

    BillableChapter 5
  • F10.151

    Alcohol abuse with alcohol-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F10.159

    Alcohol abuse with alcohol-induced psychotic disorder, unspecified

    BillableChapter 5
  • F10.180

    Alcohol abuse with alcohol-induced anxiety disorder

    BillableChapter 5
  • F10.181

    Alcohol abuse with alcohol-induced sexual dysfunction

    BillableChapter 5
  • F10.182

    Alcohol abuse with alcohol-induced sleep disorder

    BillableChapter 5
  • F10.188

    Alcohol abuse with other alcohol-induced disorder

    BillableChapter 5
  • F10.19

    Alcohol abuse with unspecified alcohol-induced disorder

    BillableChapter 5
  • F10.20

    Alcohol dependence, uncomplicated

    BillableChapter 5
  • F10.21

    Alcohol dependence, in remission

    BillableChapter 5
  • F10.220

    Alcohol dependence with intoxication, uncomplicated

    BillableChapter 5
  • F10.221

    Alcohol dependence with intoxication delirium

    BillableChapter 5
  • F10.229

    Alcohol dependence with intoxication, unspecified

    BillableChapter 5
  • F10.230

    Alcohol dependence with withdrawal, uncomplicated

    BillableChapter 5
  • F10.231

    Alcohol dependence with withdrawal delirium

    BillableChapter 5
  • F10.232

    Alcohol dependence with withdrawal with perceptual disturbance

    BillableChapter 5
  • F10.239

    Alcohol dependence with withdrawal, unspecified

    BillableChapter 5
  • F10.24

    Alcohol dependence with alcohol-induced mood disorder

    BillableChapter 5
  • F10.250

    Alcohol dependence with alcohol-induced psychotic disorder with delusions

    BillableChapter 5
  • F10.251

    Alcohol dependence with alcohol-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F10.259

    Alcohol dependence with alcohol-induced psychotic disorder, unspecified

    BillableChapter 5
  • F10.26

    Alcohol dependence with alcohol-induced persisting amnestic disorder

    BillableChapter 5
  • F10.27

    Alcohol dependence with alcohol-induced persisting dementia

    BillableChapter 5
  • F10.280

    Alcohol dependence with alcohol-induced anxiety disorder

    BillableChapter 5
  • F10.281

    Alcohol dependence with alcohol-induced sexual dysfunction

    BillableChapter 5
  • F10.282

    Alcohol dependence with alcohol-induced sleep disorder

    BillableChapter 5
  • F10.288

    Alcohol dependence with other alcohol-induced disorder

    BillableChapter 5
  • F10.29

    Alcohol dependence with unspecified alcohol-induced disorder

    BillableChapter 5
  • F10.90

    Alcohol use, unspecified, uncomplicated

    BillableChapter 5
  • F10.91

    Alcohol use, unspecified, in remission

    BillableChapter 5
  • F10.920

    Alcohol use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F10.921

    Alcohol use, unspecified with intoxication delirium

    BillableChapter 5
  • F10.929

    Alcohol use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F10.930

    Alcohol use, unspecified with withdrawal, uncomplicated

    BillableChapter 5
  • F10.931

    Alcohol use, unspecified with withdrawal delirium

    BillableChapter 5
  • F10.932

    Alcohol use, unspecified with withdrawal with perceptual disturbance

    BillableChapter 5
  • F10.939

    Alcohol use, unspecified with withdrawal, unspecified

    BillableChapter 5
  • F10.94

    Alcohol use, unspecified with alcohol-induced mood disorder

    BillableChapter 5
  • F10.950

    Alcohol use, unspecified with alcohol-induced psychotic disorder with delusions

    BillableChapter 5
  • F10.951

    Alcohol use, unspecified with alcohol-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F10.959

    Alcohol use, unspecified with alcohol-induced psychotic disorder, unspecified

    BillableChapter 5
  • F10.96

    Alcohol use, unspecified with alcohol-induced persisting amnestic disorder

    BillableChapter 5
  • F10.97

    Alcohol use, unspecified with alcohol-induced persisting dementia

    BillableChapter 5
  • F10.980

    Alcohol use, unspecified with alcohol-induced anxiety disorder

    BillableChapter 5
  • F10.981

    Alcohol use, unspecified with alcohol-induced sexual dysfunction

    BillableChapter 5
  • F10.982

    Alcohol use, unspecified with alcohol-induced sleep disorder

    BillableChapter 5
  • F10.988

    Alcohol use, unspecified with other alcohol-induced disorder

    BillableChapter 5
  • F10.99

    Alcohol use, unspecified with unspecified alcohol-induced disorder

    BillableChapter 5
  • F11.10

    Opioid abuse, uncomplicated

    BillableChapter 5
  • F11.11

    Opioid abuse, in remission

    BillableChapter 5
  • F11.120

    Opioid abuse with intoxication, uncomplicated

    BillableChapter 5
  • F11.121

    Opioid abuse with intoxication delirium

    BillableChapter 5
  • F11.122

    Opioid abuse with intoxication with perceptual disturbance

    BillableChapter 5
  • F11.129

    Opioid abuse with intoxication, unspecified

    BillableChapter 5
  • F11.13

    Opioid abuse with withdrawal

    BillableChapter 5
  • F11.14

    Opioid abuse with opioid-induced mood disorder

    BillableChapter 5
  • F11.150

    Opioid abuse with opioid-induced psychotic disorder with delusions

    BillableChapter 5
  • F11.151

    Opioid abuse with opioid-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F11.159

    Opioid abuse with opioid-induced psychotic disorder, unspecified

    BillableChapter 5
  • F11.181

    Opioid abuse with opioid-induced sexual dysfunction

    BillableChapter 5
  • F11.182

    Opioid abuse with opioid-induced sleep disorder

    BillableChapter 5
  • F11.188

    Opioid abuse with other opioid-induced disorder

    BillableChapter 5
  • F11.19

    Opioid abuse with unspecified opioid-induced disorder

    BillableChapter 5
  • F11.20

    Opioid dependence, uncomplicated

    BillableChapter 5
  • F11.21

    Opioid dependence, in remission

    BillableChapter 5
  • F11.220

    Opioid dependence with intoxication, uncomplicated

    BillableChapter 5
  • F11.221

    Opioid dependence with intoxication delirium

    BillableChapter 5
  • F11.222

    Opioid dependence with intoxication with perceptual disturbance

    BillableChapter 5
  • F11.229

    Opioid dependence with intoxication, unspecified

    BillableChapter 5
  • F11.23

    Opioid dependence with withdrawal

    BillableChapter 5
  • F11.24

    Opioid dependence with opioid-induced mood disorder

    BillableChapter 5
  • F11.250

    Opioid dependence with opioid-induced psychotic disorder with delusions

    BillableChapter 5
  • F11.251

    Opioid dependence with opioid-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F11.259

    Opioid dependence with opioid-induced psychotic disorder, unspecified

    BillableChapter 5
  • F11.281

    Opioid dependence with opioid-induced sexual dysfunction

    BillableChapter 5
  • F11.282

    Opioid dependence with opioid-induced sleep disorder

    BillableChapter 5
  • F11.288

    Opioid dependence with other opioid-induced disorder

    BillableChapter 5
  • F11.29

    Opioid dependence with unspecified opioid-induced disorder

    BillableChapter 5
  • F11.90

    Opioid use, unspecified, uncomplicated

    BillableChapter 5
  • F11.91

    Opioid use, unspecified, in remission

    BillableChapter 5
  • F11.920

    Opioid use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F11.921

    Opioid use, unspecified with intoxication delirium

    BillableChapter 5
  • F11.922

    Opioid use, unspecified with intoxication with perceptual disturbance

    BillableChapter 5
  • F11.929

    Opioid use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F11.93

    Opioid use, unspecified with withdrawal

    BillableChapter 5
  • F11.94

    Opioid use, unspecified with opioid-induced mood disorder

    BillableChapter 5
  • F11.950

    Opioid use, unspecified with opioid-induced psychotic disorder with delusions

    BillableChapter 5
  • F11.951

    Opioid use, unspecified with opioid-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F11.959

    Opioid use, unspecified with opioid-induced psychotic disorder, unspecified

    BillableChapter 5
  • F11.981

    Opioid use, unspecified with opioid-induced sexual dysfunction

    BillableChapter 5
  • F11.982

    Opioid use, unspecified with opioid-induced sleep disorder

    BillableChapter 5
  • F11.988

    Opioid use, unspecified with other opioid-induced disorder

    BillableChapter 5
  • F11.99

    Opioid use, unspecified with unspecified opioid-induced disorder

    BillableChapter 5
  • F12.10

    Cannabis abuse, uncomplicated

    BillableChapter 5
  • F12.11

    Cannabis abuse, in remission

    BillableChapter 5
  • F12.120

    Cannabis abuse with intoxication, uncomplicated

    BillableChapter 5
  • F12.121

    Cannabis abuse with intoxication delirium

    BillableChapter 5
  • F12.122

    Cannabis abuse with intoxication with perceptual disturbance

    BillableChapter 5
  • F12.129

    Cannabis abuse with intoxication, unspecified

    BillableChapter 5
  • F12.13

    Cannabis abuse with withdrawal

    BillableChapter 5
  • F12.150

    Cannabis abuse with psychotic disorder with delusions

    BillableChapter 5
  • F12.151

    Cannabis abuse with psychotic disorder with hallucinations

    BillableChapter 5
  • F12.159

    Cannabis abuse with psychotic disorder, unspecified

    BillableChapter 5
  • F12.180

    Cannabis abuse with cannabis-induced anxiety disorder

    BillableChapter 5
  • F12.188

    Cannabis abuse with other cannabis-induced disorder

    BillableChapter 5
  • F12.19

    Cannabis abuse with unspecified cannabis-induced disorder

    BillableChapter 5
  • F12.20

    Cannabis dependence, uncomplicated

    BillableChapter 5
  • F12.21

    Cannabis dependence, in remission

    BillableChapter 5
  • F12.220

    Cannabis dependence with intoxication, uncomplicated

    BillableChapter 5
  • F12.221

    Cannabis dependence with intoxication delirium

    BillableChapter 5
  • F12.222

    Cannabis dependence with intoxication with perceptual disturbance

    BillableChapter 5
  • F12.229

    Cannabis dependence with intoxication, unspecified

    BillableChapter 5
  • F12.23

    Cannabis dependence with withdrawal

    BillableChapter 5
  • F12.250

    Cannabis dependence with psychotic disorder with delusions

    BillableChapter 5
  • F12.251

    Cannabis dependence with psychotic disorder with hallucinations

    BillableChapter 5
  • F12.259

    Cannabis dependence with psychotic disorder, unspecified

    BillableChapter 5
  • F12.280

    Cannabis dependence with cannabis-induced anxiety disorder

    BillableChapter 5
  • F12.288

    Cannabis dependence with other cannabis-induced disorder

    BillableChapter 5
  • F12.29

    Cannabis dependence with unspecified cannabis-induced disorder

    BillableChapter 5
  • F12.90

    Cannabis use, unspecified, uncomplicated

    BillableChapter 5
  • F12.91

    Cannabis use, unspecified, in remission

    BillableChapter 5
  • F12.920

    Cannabis use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F12.921

    Cannabis use, unspecified with intoxication delirium

    BillableChapter 5
  • F12.922

    Cannabis use, unspecified with intoxication with perceptual disturbance

    BillableChapter 5
  • F12.929

    Cannabis use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F12.93

    Cannabis use, unspecified with withdrawal

    BillableChapter 5
  • F12.950

    Cannabis use, unspecified with psychotic disorder with delusions

    BillableChapter 5
  • F12.951

    Cannabis use, unspecified with psychotic disorder with hallucinations

    BillableChapter 5
  • F12.959

    Cannabis use, unspecified with psychotic disorder, unspecified

    BillableChapter 5
  • F12.980

    Cannabis use, unspecified with anxiety disorder

    BillableChapter 5
  • F12.988

    Cannabis use, unspecified with other cannabis-induced disorder

    BillableChapter 5
  • F12.99

    Cannabis use, unspecified with unspecified cannabis-induced disorder

    BillableChapter 5
  • F13.10

    Sedative, hypnotic or anxiolytic abuse, uncomplicated

    BillableChapter 5
  • F13.11

    Sedative, hypnotic or anxiolytic abuse, in remission

    BillableChapter 5
  • F13.120

    Sedative, hypnotic or anxiolytic abuse with intoxication, uncomplicated

    BillableChapter 5
  • F13.121

    Sedative, hypnotic or anxiolytic abuse with intoxication delirium

    BillableChapter 5
  • F13.129

    Sedative, hypnotic or anxiolytic abuse with intoxication, unspecified

    BillableChapter 5
  • F13.130

    Sedative, hypnotic or anxiolytic abuse with withdrawal, uncomplicated

    BillableChapter 5
  • F13.131

    Sedative, hypnotic or anxiolytic abuse with withdrawal delirium

    BillableChapter 5
  • F13.132

    Sedative, hypnotic or anxiolytic abuse with withdrawal with perceptual disturbance

    BillableChapter 5
  • F13.139

    Sedative, hypnotic or anxiolytic abuse with withdrawal, unspecified

    BillableChapter 5
  • F13.14

    Sedative, hypnotic or anxiolytic abuse with sedative, hypnotic or anxiolytic-induced mood disorder

    BillableChapter 5
  • F13.150

    Sedative, hypnotic or anxiolytic abuse with sedative, hypnotic or anxiolytic-induced psychotic disorder with delusions

    BillableChapter 5
  • F13.151

    Sedative, hypnotic or anxiolytic abuse with sedative, hypnotic or anxiolytic-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F13.159

    Sedative, hypnotic or anxiolytic abuse with sedative, hypnotic or anxiolytic-induced psychotic disorder, unspecified

    BillableChapter 5
  • F13.180

    Sedative, hypnotic or anxiolytic abuse with sedative, hypnotic or anxiolytic-induced anxiety disorder

    BillableChapter 5
  • F13.181

    Sedative, hypnotic or anxiolytic abuse with sedative, hypnotic or anxiolytic-induced sexual dysfunction

    BillableChapter 5
  • F13.182

    Sedative, hypnotic or anxiolytic abuse with sedative, hypnotic or anxiolytic-induced sleep disorder

    BillableChapter 5
  • F13.188

    Sedative, hypnotic or anxiolytic abuse with other sedative, hypnotic or anxiolytic-induced disorder

    BillableChapter 5
  • F13.19

    Sedative, hypnotic or anxiolytic abuse with unspecified sedative, hypnotic or anxiolytic-induced disorder

    BillableChapter 5
  • F13.20

    Sedative, hypnotic or anxiolytic dependence, uncomplicated

    BillableChapter 5
  • F13.21

    Sedative, hypnotic or anxiolytic dependence, in remission

    BillableChapter 5
  • F13.220

    Sedative, hypnotic or anxiolytic dependence with intoxication, uncomplicated

    BillableChapter 5
  • F13.221

    Sedative, hypnotic or anxiolytic dependence with intoxication delirium

    BillableChapter 5
  • F13.229

    Sedative, hypnotic or anxiolytic dependence with intoxication, unspecified

    BillableChapter 5
  • F13.230

    Sedative, hypnotic or anxiolytic dependence with withdrawal, uncomplicated

    BillableChapter 5
  • F13.231

    Sedative, hypnotic or anxiolytic dependence with withdrawal delirium

    BillableChapter 5
  • F13.232

    Sedative, hypnotic or anxiolytic dependence with withdrawal with perceptual disturbance

    BillableChapter 5
  • F13.239

    Sedative, hypnotic or anxiolytic dependence with withdrawal, unspecified

    BillableChapter 5
  • F13.24

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced mood disorder

    BillableChapter 5
  • F13.250

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced psychotic disorder with delusions

    BillableChapter 5
  • F13.251

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F13.259

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced psychotic disorder, unspecified

    BillableChapter 5
  • F13.26

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced persisting amnestic disorder

    BillableChapter 5
  • F13.27

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced persisting dementia

    BillableChapter 5
  • F13.280

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced anxiety disorder

    BillableChapter 5
  • F13.281

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced sexual dysfunction

    BillableChapter 5
  • F13.282

    Sedative, hypnotic or anxiolytic dependence with sedative, hypnotic or anxiolytic-induced sleep disorder

    BillableChapter 5
  • F13.288

    Sedative, hypnotic or anxiolytic dependence with other sedative, hypnotic or anxiolytic-induced disorder

    BillableChapter 5
  • F13.29

    Sedative, hypnotic or anxiolytic dependence with unspecified sedative, hypnotic or anxiolytic-induced disorder

    BillableChapter 5
  • F13.90

    Sedative, hypnotic, or anxiolytic use, unspecified, uncomplicated

    BillableChapter 5
  • F13.91

    Sedative, hypnotic or anxiolytic use, unspecified, in remission

    BillableChapter 5
  • F13.920

    Sedative, hypnotic or anxiolytic use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F13.921

    Sedative, hypnotic or anxiolytic use, unspecified with intoxication delirium

    BillableChapter 5
  • F13.929

    Sedative, hypnotic or anxiolytic use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F13.930

    Sedative, hypnotic or anxiolytic use, unspecified with withdrawal, uncomplicated

    BillableChapter 5
  • F13.931

    Sedative, hypnotic or anxiolytic use, unspecified with withdrawal delirium

    BillableChapter 5
  • F13.932

    Sedative, hypnotic or anxiolytic use, unspecified with withdrawal with perceptual disturbances

    BillableChapter 5
  • F13.939

    Sedative, hypnotic or anxiolytic use, unspecified with withdrawal, unspecified

    BillableChapter 5
  • F13.94

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced mood disorder

    BillableChapter 5
  • F13.950

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced psychotic disorder with delusions

    BillableChapter 5
  • F13.951

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F13.959

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced psychotic disorder, unspecified

    BillableChapter 5
  • F13.96

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced persisting amnestic disorder

    BillableChapter 5
  • F13.97

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced persisting dementia

    BillableChapter 5
  • F13.980

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced anxiety disorder

    BillableChapter 5
  • F13.981

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced sexual dysfunction

    BillableChapter 5
  • F13.982

    Sedative, hypnotic or anxiolytic use, unspecified with sedative, hypnotic or anxiolytic-induced sleep disorder

    BillableChapter 5
  • F13.988

    Sedative, hypnotic or anxiolytic use, unspecified with other sedative, hypnotic or anxiolytic-induced disorder

    BillableChapter 5
  • F13.99

    Sedative, hypnotic or anxiolytic use, unspecified with unspecified sedative, hypnotic or anxiolytic-induced disorder

    BillableChapter 5
  • F14.10

    Cocaine abuse, uncomplicated

    BillableChapter 5
  • F14.11

    Cocaine abuse, in remission

    BillableChapter 5
  • F14.120

    Cocaine abuse with intoxication, uncomplicated

    BillableChapter 5
  • F14.121

    Cocaine abuse with intoxication with delirium

    BillableChapter 5
  • F14.122

    Cocaine abuse with intoxication with perceptual disturbance

    BillableChapter 5
  • F14.129

    Cocaine abuse with intoxication, unspecified

    BillableChapter 5
  • F14.13

    Cocaine abuse, unspecified with withdrawal

    BillableChapter 5
  • F14.14

    Cocaine abuse with cocaine-induced mood disorder

    BillableChapter 5
  • F14.150

    Cocaine abuse with cocaine-induced psychotic disorder with delusions

    BillableChapter 5
  • F14.151

    Cocaine abuse with cocaine-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F14.159

    Cocaine abuse with cocaine-induced psychotic disorder, unspecified

    BillableChapter 5
  • F14.180

    Cocaine abuse with cocaine-induced anxiety disorder

    BillableChapter 5
  • F14.181

    Cocaine abuse with cocaine-induced sexual dysfunction

    BillableChapter 5
  • F14.182

    Cocaine abuse with cocaine-induced sleep disorder

    BillableChapter 5
  • F14.188

    Cocaine abuse with other cocaine-induced disorder

    BillableChapter 5
  • F14.19

    Cocaine abuse with unspecified cocaine-induced disorder

    BillableChapter 5
  • F14.20

    Cocaine dependence, uncomplicated

    BillableChapter 5
  • F14.21

    Cocaine dependence, in remission

    BillableChapter 5
  • F14.220

    Cocaine dependence with intoxication, uncomplicated

    BillableChapter 5
  • F14.221

    Cocaine dependence with intoxication delirium

    BillableChapter 5
  • F14.222

    Cocaine dependence with intoxication with perceptual disturbance

    BillableChapter 5
  • F14.229

    Cocaine dependence with intoxication, unspecified

    BillableChapter 5
  • F14.23

    Cocaine dependence with withdrawal

    BillableChapter 5
  • F14.24

    Cocaine dependence with cocaine-induced mood disorder

    BillableChapter 5
  • F14.250

    Cocaine dependence with cocaine-induced psychotic disorder with delusions

    BillableChapter 5
  • F14.251

    Cocaine dependence with cocaine-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F14.259

    Cocaine dependence with cocaine-induced psychotic disorder, unspecified

    BillableChapter 5
  • F14.280

    Cocaine dependence with cocaine-induced anxiety disorder

    BillableChapter 5
  • F14.281

    Cocaine dependence with cocaine-induced sexual dysfunction

    BillableChapter 5
  • F14.282

    Cocaine dependence with cocaine-induced sleep disorder

    BillableChapter 5
  • F14.288

    Cocaine dependence with other cocaine-induced disorder

    BillableChapter 5
  • F14.29

    Cocaine dependence with unspecified cocaine-induced disorder

    BillableChapter 5
  • F14.90

    Cocaine use, unspecified, uncomplicated

    BillableChapter 5
  • F14.91

    Cocaine use, unspecified, in remission

    BillableChapter 5
  • F14.920

    Cocaine use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F14.921

    Cocaine use, unspecified with intoxication delirium

    BillableChapter 5
  • F14.922

    Cocaine use, unspecified with intoxication with perceptual disturbance

    BillableChapter 5
  • F14.929

    Cocaine use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F14.93

    Cocaine use, unspecified with withdrawal

    BillableChapter 5
  • F14.94

    Cocaine use, unspecified with cocaine-induced mood disorder

    BillableChapter 5
  • F14.950

    Cocaine use, unspecified with cocaine-induced psychotic disorder with delusions

    BillableChapter 5
  • F14.951

    Cocaine use, unspecified with cocaine-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F14.959

    Cocaine use, unspecified with cocaine-induced psychotic disorder, unspecified

    BillableChapter 5
  • F14.980

    Cocaine use, unspecified with cocaine-induced anxiety disorder

    BillableChapter 5
  • F14.981

    Cocaine use, unspecified with cocaine-induced sexual dysfunction

    BillableChapter 5
  • F14.982

    Cocaine use, unspecified with cocaine-induced sleep disorder

    BillableChapter 5
  • F14.988

    Cocaine use, unspecified with other cocaine-induced disorder

    BillableChapter 5
  • F14.99

    Cocaine use, unspecified with unspecified cocaine-induced disorder

    BillableChapter 5
  • F15.10

    Other stimulant abuse, uncomplicated

    BillableChapter 5
  • F15.11

    Other stimulant abuse, in remission

    BillableChapter 5
  • F15.120

    Other stimulant abuse with intoxication, uncomplicated

    BillableChapter 5
  • F15.121

    Other stimulant abuse with intoxication delirium

    BillableChapter 5
  • F15.122

    Other stimulant abuse with intoxication with perceptual disturbance

    BillableChapter 5
  • F15.129

    Other stimulant abuse with intoxication, unspecified

    BillableChapter 5
  • F15.13

    Other stimulant abuse with withdrawal

    BillableChapter 5
  • F15.14

    Other stimulant abuse with stimulant-induced mood disorder

    BillableChapter 5
  • F15.150

    Other stimulant abuse with stimulant-induced psychotic disorder with delusions

    BillableChapter 5
  • F15.151

    Other stimulant abuse with stimulant-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F15.159

    Other stimulant abuse with stimulant-induced psychotic disorder, unspecified

    BillableChapter 5
  • F15.180

    Other stimulant abuse with stimulant-induced anxiety disorder

    BillableChapter 5
  • F15.181

    Other stimulant abuse with stimulant-induced sexual dysfunction

    BillableChapter 5
  • F15.182

    Other stimulant abuse with stimulant-induced sleep disorder

    BillableChapter 5
  • F15.188

    Other stimulant abuse with other stimulant-induced disorder

    BillableChapter 5
  • F15.19

    Other stimulant abuse with unspecified stimulant-induced disorder

    BillableChapter 5
  • F15.20

    Other stimulant dependence, uncomplicated

    BillableChapter 5
  • F15.21

    Other stimulant dependence, in remission

    BillableChapter 5
  • F15.220

    Other stimulant dependence with intoxication, uncomplicated

    BillableChapter 5
  • F15.221

    Other stimulant dependence with intoxication delirium

    BillableChapter 5
  • F15.222

    Other stimulant dependence with intoxication with perceptual disturbance

    BillableChapter 5
  • F15.229

    Other stimulant dependence with intoxication, unspecified

    BillableChapter 5
  • F15.23

    Other stimulant dependence with withdrawal

    BillableChapter 5
  • F15.24

    Other stimulant dependence with stimulant-induced mood disorder

    BillableChapter 5
  • F15.250

    Other stimulant dependence with stimulant-induced psychotic disorder with delusions

    BillableChapter 5
  • F15.251

    Other stimulant dependence with stimulant-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F15.259

    Other stimulant dependence with stimulant-induced psychotic disorder, unspecified

    BillableChapter 5
  • F15.280

    Other stimulant dependence with stimulant-induced anxiety disorder

    BillableChapter 5
  • F15.281

    Other stimulant dependence with stimulant-induced sexual dysfunction

    BillableChapter 5
  • F15.282

    Other stimulant dependence with stimulant-induced sleep disorder

    BillableChapter 5
  • F15.288

    Other stimulant dependence with other stimulant-induced disorder

    BillableChapter 5
  • F15.29

    Other stimulant dependence with unspecified stimulant-induced disorder

    BillableChapter 5
  • F15.90

    Other stimulant use, unspecified, uncomplicated

    BillableChapter 5
  • F15.91

    Other stimulant use, unspecified, in remission

    BillableChapter 5
  • F15.920

    Other stimulant use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F15.921

    Other stimulant use, unspecified with intoxication delirium

    BillableChapter 5
  • F15.922

    Other stimulant use, unspecified with intoxication with perceptual disturbance

    BillableChapter 5
  • F15.929

    Other stimulant use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F15.93

    Other stimulant use, unspecified with withdrawal

    BillableChapter 5
  • F15.94

    Other stimulant use, unspecified with stimulant-induced mood disorder

    BillableChapter 5
  • F15.950

    Other stimulant use, unspecified with stimulant-induced psychotic disorder with delusions

    BillableChapter 5
  • F15.951

    Other stimulant use, unspecified with stimulant-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F15.959

    Other stimulant use, unspecified with stimulant-induced psychotic disorder, unspecified

    BillableChapter 5
  • F15.980

    Other stimulant use, unspecified with stimulant-induced anxiety disorder

    BillableChapter 5
  • F15.981

    Other stimulant use, unspecified with stimulant-induced sexual dysfunction

    BillableChapter 5
  • F15.982

    Other stimulant use, unspecified with stimulant-induced sleep disorder

    BillableChapter 5
  • F15.988

    Other stimulant use, unspecified with other stimulant-induced disorder

    BillableChapter 5
  • F15.99

    Other stimulant use, unspecified with unspecified stimulant-induced disorder

    BillableChapter 5
  • F16.10

    Hallucinogen abuse, uncomplicated

    BillableChapter 5
  • F16.11

    Hallucinogen abuse, in remission

    BillableChapter 5
  • F16.120

    Hallucinogen abuse with intoxication, uncomplicated

    BillableChapter 5
  • F16.121

    Hallucinogen abuse with intoxication with delirium

    BillableChapter 5
  • F16.122

    Hallucinogen abuse with intoxication with perceptual disturbance

    BillableChapter 5
  • F16.129

    Hallucinogen abuse with intoxication, unspecified

    BillableChapter 5
  • F16.14

    Hallucinogen abuse with hallucinogen-induced mood disorder

    BillableChapter 5
  • F16.150

    Hallucinogen abuse with hallucinogen-induced psychotic disorder with delusions

    BillableChapter 5
  • F16.151

    Hallucinogen abuse with hallucinogen-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F16.159

    Hallucinogen abuse with hallucinogen-induced psychotic disorder, unspecified

    BillableChapter 5
  • F16.180

    Hallucinogen abuse with hallucinogen-induced anxiety disorder

    BillableChapter 5
  • F16.183

    Hallucinogen abuse with hallucinogen persisting perception disorder (flashbacks)

    BillableChapter 5
  • F16.188

    Hallucinogen abuse with other hallucinogen-induced disorder

    BillableChapter 5
  • F16.19

    Hallucinogen abuse with unspecified hallucinogen-induced disorder

    BillableChapter 5
  • F16.20

    Hallucinogen dependence, uncomplicated

    BillableChapter 5
  • F16.21

    Hallucinogen dependence, in remission

    BillableChapter 5
  • F16.220

    Hallucinogen dependence with intoxication, uncomplicated

    BillableChapter 5
  • F16.221

    Hallucinogen dependence with intoxication with delirium

    BillableChapter 5
  • F16.229

    Hallucinogen dependence with intoxication, unspecified

    BillableChapter 5
  • F16.24

    Hallucinogen dependence with hallucinogen-induced mood disorder

    BillableChapter 5
  • F16.250

    Hallucinogen dependence with hallucinogen-induced psychotic disorder with delusions

    BillableChapter 5
  • F16.251

    Hallucinogen dependence with hallucinogen-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F16.259

    Hallucinogen dependence with hallucinogen-induced psychotic disorder, unspecified

    BillableChapter 5
  • F16.280

    Hallucinogen dependence with hallucinogen-induced anxiety disorder

    BillableChapter 5
  • F16.283

    Hallucinogen dependence with hallucinogen persisting perception disorder (flashbacks)

    BillableChapter 5
  • F16.288

    Hallucinogen dependence with other hallucinogen-induced disorder

    BillableChapter 5
  • F16.29

    Hallucinogen dependence with unspecified hallucinogen-induced disorder

    BillableChapter 5
  • F16.90

    Hallucinogen use, unspecified, uncomplicated

    BillableChapter 5
  • F16.91

    Hallucinogen use, unspecified, in remission

    BillableChapter 5
  • F16.920

    Hallucinogen use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F16.921

    Hallucinogen use, unspecified with intoxication with delirium

    BillableChapter 5
  • F16.929

    Hallucinogen use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F16.94

    Hallucinogen use, unspecified with hallucinogen-induced mood disorder

    BillableChapter 5
  • F16.950

    Hallucinogen use, unspecified with hallucinogen-induced psychotic disorder with delusions

    BillableChapter 5
  • F16.951

    Hallucinogen use, unspecified with hallucinogen-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F16.959

    Hallucinogen use, unspecified with hallucinogen-induced psychotic disorder, unspecified

    BillableChapter 5
  • F16.980

    Hallucinogen use, unspecified with hallucinogen-induced anxiety disorder

    BillableChapter 5
  • F16.983

    Hallucinogen use, unspecified with hallucinogen persisting perception disorder (flashbacks)

    BillableChapter 5
  • F16.988

    Hallucinogen use, unspecified with other hallucinogen-induced disorder

    BillableChapter 5
  • F16.99

    Hallucinogen use, unspecified with unspecified hallucinogen-induced disorder

    BillableChapter 5
  • F17.203

    Nicotine dependence unspecified, with withdrawal

    BillableChapter 5
  • F17.208

    Nicotine dependence, unspecified, with other nicotine-induced disorders

    BillableChapter 5
  • F17.209

    Nicotine dependence, unspecified, with unspecified nicotine-induced disorders

    BillableChapter 5
  • F17.213

    Nicotine dependence, cigarettes, with withdrawal

    BillableChapter 5
  • F17.218

    Nicotine dependence, cigarettes, with other nicotine-induced disorders

    BillableChapter 5
  • F17.219

    Nicotine dependence, cigarettes, with unspecified nicotine-induced disorders

    BillableChapter 5
  • F17.223

    Nicotine dependence, chewing tobacco, with withdrawal

    BillableChapter 5
  • F17.228

    Nicotine dependence, chewing tobacco, with other nicotine-induced disorders

    BillableChapter 5
  • F17.229

    Nicotine dependence, chewing tobacco, with unspecified nicotine-induced disorders

    BillableChapter 5
  • F17.293

    Nicotine dependence, other tobacco product, with withdrawal

    BillableChapter 5
  • F17.298

    Nicotine dependence, other tobacco product, with other nicotine-induced disorders

    BillableChapter 5
  • F17.299

    Nicotine dependence, other tobacco product, with unspecified nicotine-induced disorders

    BillableChapter 5
  • F18.10

    Inhalant abuse, uncomplicated

    BillableChapter 5
  • F18.11

    Inhalant abuse, in remission

    BillableChapter 5
  • F18.120

    Inhalant abuse with intoxication, uncomplicated

    BillableChapter 5
  • F18.121

    Inhalant abuse with intoxication delirium

    BillableChapter 5
  • F18.129

    Inhalant abuse with intoxication, unspecified

    BillableChapter 5
  • F18.14

    Inhalant abuse with inhalant-induced mood disorder

    BillableChapter 5
  • F18.150

    Inhalant abuse with inhalant-induced psychotic disorder with delusions

    BillableChapter 5
  • F18.151

    Inhalant abuse with inhalant-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F18.159

    Inhalant abuse with inhalant-induced psychotic disorder, unspecified

    BillableChapter 5
  • F18.17

    Inhalant abuse with inhalant-induced dementia

    BillableChapter 5
  • F18.180

    Inhalant abuse with inhalant-induced anxiety disorder

    BillableChapter 5
  • F18.188

    Inhalant abuse with other inhalant-induced disorder

    BillableChapter 5
  • F18.19

    Inhalant abuse with unspecified inhalant-induced disorder

    BillableChapter 5
  • F18.20

    Inhalant dependence, uncomplicated

    BillableChapter 5
  • F18.21

    Inhalant dependence, in remission

    BillableChapter 5
  • F18.220

    Inhalant dependence with intoxication, uncomplicated

    BillableChapter 5
  • F18.221

    Inhalant dependence with intoxication delirium

    BillableChapter 5
  • F18.229

    Inhalant dependence with intoxication, unspecified

    BillableChapter 5
  • F18.24

    Inhalant dependence with inhalant-induced mood disorder

    BillableChapter 5
  • F18.250

    Inhalant dependence with inhalant-induced psychotic disorder with delusions

    BillableChapter 5
  • F18.251

    Inhalant dependence with inhalant-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F18.259

    Inhalant dependence with inhalant-induced psychotic disorder, unspecified

    BillableChapter 5
  • F18.27

    Inhalant dependence with inhalant-induced dementia

    BillableChapter 5
  • F18.280

    Inhalant dependence with inhalant-induced anxiety disorder

    BillableChapter 5
  • F18.288

    Inhalant dependence with other inhalant-induced disorder

    BillableChapter 5
  • F18.29

    Inhalant dependence with unspecified inhalant-induced disorder

    BillableChapter 5
  • F18.90

    Inhalant use, unspecified, uncomplicated

    BillableChapter 5
  • F18.91

    Inhalant use, unspecified, in remission

    BillableChapter 5
  • F18.920

    Inhalant use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F18.921

    Inhalant use, unspecified with intoxication with delirium

    BillableChapter 5
  • F18.929

    Inhalant use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F18.94

    Inhalant use, unspecified with inhalant-induced mood disorder

    BillableChapter 5
  • F18.950

    Inhalant use, unspecified with inhalant-induced psychotic disorder with delusions

    BillableChapter 5
  • F18.951

    Inhalant use, unspecified with inhalant-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F18.959

    Inhalant use, unspecified with inhalant-induced psychotic disorder, unspecified

    BillableChapter 5
  • F18.97

    Inhalant use, unspecified with inhalant-induced persisting dementia

    BillableChapter 5
  • F18.980

    Inhalant use, unspecified with inhalant-induced anxiety disorder

    BillableChapter 5
  • F18.988

    Inhalant use, unspecified with other inhalant-induced disorder

    BillableChapter 5
  • F18.99

    Inhalant use, unspecified with unspecified inhalant-induced disorder

    BillableChapter 5
  • F19.10

    Other psychoactive substance abuse, uncomplicated

    BillableChapter 5
  • F19.11

    Other psychoactive substance abuse, in remission

    BillableChapter 5
  • F19.120

    Other psychoactive substance abuse with intoxication, uncomplicated

    BillableChapter 5
  • F19.121

    Other psychoactive substance abuse with intoxication delirium

    BillableChapter 5
  • F19.122

    Other psychoactive substance abuse with intoxication with perceptual disturbances

    BillableChapter 5
  • F19.129

    Other psychoactive substance abuse with intoxication, unspecified

    BillableChapter 5
  • F19.130

    Other psychoactive substance abuse with withdrawal, uncomplicated

    BillableChapter 5
  • F19.131

    Other psychoactive substance abuse with withdrawal delirium

    BillableChapter 5
  • F19.132

    Other psychoactive substance abuse with withdrawal with perceptual disturbance

    BillableChapter 5
  • F19.139

    Other psychoactive substance abuse with withdrawal, unspecified

    BillableChapter 5
  • F19.14

    Other psychoactive substance abuse with psychoactive substance-induced mood disorder

    BillableChapter 5
  • F19.150

    Other psychoactive substance abuse with psychoactive substance-induced psychotic disorder with delusions

    BillableChapter 5
  • F19.151

    Other psychoactive substance abuse with psychoactive substance-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F19.159

    Other psychoactive substance abuse with psychoactive substance-induced psychotic disorder, unspecified

    BillableChapter 5
  • F19.16

    Other psychoactive substance abuse with psychoactive substance-induced persisting amnestic disorder

    BillableChapter 5
  • F19.17

    Other psychoactive substance abuse with psychoactive substance-induced persisting dementia

    BillableChapter 5
  • F19.180

    Other psychoactive substance abuse with psychoactive substance-induced anxiety disorder

    BillableChapter 5
  • F19.181

    Other psychoactive substance abuse with psychoactive substance-induced sexual dysfunction

    BillableChapter 5
  • F19.182

    Other psychoactive substance abuse with psychoactive substance-induced sleep disorder

    BillableChapter 5
  • F19.188

    Other psychoactive substance abuse with other psychoactive substance-induced disorder

    BillableChapter 5
  • F19.19

    Other psychoactive substance abuse with unspecified psychoactive substance-induced disorder

    BillableChapter 5
  • F19.20

    Other psychoactive substance dependence, uncomplicated

    BillableChapter 5
  • F19.21

    Other psychoactive substance dependence, in remission

    BillableChapter 5
  • F19.220

    Other psychoactive substance dependence with intoxication, uncomplicated

    BillableChapter 5
  • F19.221

    Other psychoactive substance dependence with intoxication delirium

    BillableChapter 5
  • F19.222

    Other psychoactive substance dependence with intoxication with perceptual disturbance

    BillableChapter 5
  • F19.229

    Other psychoactive substance dependence with intoxication, unspecified

    BillableChapter 5
  • F19.230

    Other psychoactive substance dependence with withdrawal, uncomplicated

    BillableChapter 5
  • F19.231

    Other psychoactive substance dependence with withdrawal delirium

    BillableChapter 5
  • F19.232

    Other psychoactive substance dependence with withdrawal with perceptual disturbance

    BillableChapter 5
  • F19.239

    Other psychoactive substance dependence with withdrawal, unspecified

    BillableChapter 5
  • F19.24

    Other psychoactive substance dependence with psychoactive substance-induced mood disorder

    BillableChapter 5
  • F19.250

    Other psychoactive substance dependence with psychoactive substance-induced psychotic disorder with delusions

    BillableChapter 5
  • F19.251

    Other psychoactive substance dependence with psychoactive substance-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F19.259

    Other psychoactive substance dependence with psychoactive substance-induced psychotic disorder, unspecified

    BillableChapter 5
  • F19.26

    Other psychoactive substance dependence with psychoactive substance-induced persisting amnestic disorder

    BillableChapter 5
  • F19.27

    Other psychoactive substance dependence with psychoactive substance-induced persisting dementia

    BillableChapter 5
  • F19.280

    Other psychoactive substance dependence with psychoactive substance-induced anxiety disorder

    BillableChapter 5
  • F19.281

    Other psychoactive substance dependence with psychoactive substance-induced sexual dysfunction

    BillableChapter 5
  • F19.282

    Other psychoactive substance dependence with psychoactive substance-induced sleep disorder

    BillableChapter 5
  • F19.288

    Other psychoactive substance dependence with other psychoactive substance-induced disorder

    BillableChapter 5
  • F19.29

    Other psychoactive substance dependence with unspecified psychoactive substance-induced disorder

    BillableChapter 5
  • F19.90

    Other psychoactive substance use, unspecified, uncomplicated

    BillableChapter 5
  • F19.91

    Other psychoactive substance use, unspecified, in remission

    BillableChapter 5
  • F19.920

    Other psychoactive substance use, unspecified with intoxication, uncomplicated

    BillableChapter 5
  • F19.921

    Other psychoactive substance use, unspecified with intoxication with delirium

    BillableChapter 5
  • F19.922

    Other psychoactive substance use, unspecified with intoxication with perceptual disturbance

    BillableChapter 5
  • F19.929

    Other psychoactive substance use, unspecified with intoxication, unspecified

    BillableChapter 5
  • F19.930

    Other psychoactive substance use, unspecified with withdrawal, uncomplicated

    BillableChapter 5
  • F19.931

    Other psychoactive substance use, unspecified with withdrawal delirium

    BillableChapter 5
  • F19.932

    Other psychoactive substance use, unspecified with withdrawal with perceptual disturbance

    BillableChapter 5
  • F19.939

    Other psychoactive substance use, unspecified with withdrawal, unspecified

    BillableChapter 5
  • F19.94

    Other psychoactive substance use, unspecified with psychoactive substance-induced mood disorder

    BillableChapter 5
  • F19.950

    Other psychoactive substance use, unspecified with psychoactive substance-induced psychotic disorder with delusions

    BillableChapter 5
  • F19.951

    Other psychoactive substance use, unspecified with psychoactive substance-induced psychotic disorder with hallucinations

    BillableChapter 5
  • F19.959

    Other psychoactive substance use, unspecified with psychoactive substance-induced psychotic disorder, unspecified

    BillableChapter 5
  • F19.96

    Other psychoactive substance use, unspecified with psychoactive substance-induced persisting amnestic disorder

    BillableChapter 5
  • F19.97

    Other psychoactive substance use, unspecified with psychoactive substance-induced persisting dementia

    BillableChapter 5
  • F19.980

    Other psychoactive substance use, unspecified with psychoactive substance-induced anxiety disorder

    BillableChapter 5
  • F19.981

    Other psychoactive substance use, unspecified with psychoactive substance-induced sexual dysfunction

    BillableChapter 5
  • F19.982

    Other psychoactive substance use, unspecified with psychoactive substance-induced sleep disorder

    BillableChapter 5
  • F19.988

    Other psychoactive substance use, unspecified with other psychoactive substance-induced disorder

    BillableChapter 5
  • F19.99

    Other psychoactive substance use, unspecified with unspecified psychoactive substance-induced disorder

    BillableChapter 5
  • F55.0

    Abuse of antacids

    BillableChapter 5
  • F55.1

    Abuse of herbal or folk remedies

    BillableChapter 5
  • F55.2

    Abuse of laxatives

    BillableChapter 5
  • F55.3

    Abuse of steroids or hormones

    BillableChapter 5
  • F55.4

    Abuse of vitamins

    BillableChapter 5
  • F55.8

    Abuse of other non-psychoactive substances

    BillableChapter 5
  • R78.0

    Finding of alcohol in blood

    BillableChapter 18