Chapter 5

F01–F99: Mental, Behavioral and Neurodevelopmental Disorders

Mental, Behavioral and Neurodevelopmental Disorders diagnostic classification updated for 2026.

Chapter Instructions

Includes
  • disorders of psychological development
Excludes2(Not included here. Code separately if applicable.)
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Internal Codes
  • F12.13

    Cannabis abuse with withdrawal

  • F12.150

    Cannabis abuse with psychotic disorder with delusions

  • F12.151

    Cannabis abuse with psychotic disorder with hallucinations

  • F12.159

    Cannabis abuse with psychotic disorder, unspecified

  • F12.180

    Cannabis abuse with cannabis-induced anxiety disorder

  • F12.188

    Cannabis abuse with other cannabis-induced disorder

  • F12.19

    Cannabis abuse with unspecified cannabis-induced disorder

  • F12.20

    Cannabis dependence, uncomplicated

  • F12.21

    Cannabis dependence, in remission

  • F12.220

    Cannabis dependence with intoxication, uncomplicated

  • F12.221

    Cannabis dependence with intoxication delirium

  • F12.222

    Cannabis dependence with intoxication with perceptual disturbance

  • F12.229

    Cannabis dependence with intoxication, unspecified

  • F12.23

    Cannabis dependence with withdrawal

  • F12.250

    Cannabis dependence with psychotic disorder with delusions

  • F12.251

    Cannabis dependence with psychotic disorder with hallucinations

  • F12.259

    Cannabis dependence with psychotic disorder, unspecified

  • F12.280

    Cannabis dependence with cannabis-induced anxiety disorder

  • F12.288

    Cannabis dependence with other cannabis-induced disorder

  • F12.29

    Cannabis dependence with unspecified cannabis-induced disorder

  • F12.90

    Cannabis use, unspecified, uncomplicated

  • F12.91

    Cannabis use, unspecified, in remission

  • F12.920

    Cannabis use, unspecified with intoxication, uncomplicated

  • F12.921

    Cannabis use, unspecified with intoxication delirium

  • F12.922

    Cannabis use, unspecified with intoxication with perceptual disturbance

  • F12.929

    Cannabis use, unspecified with intoxication, unspecified

  • F12.93

    Cannabis use, unspecified with withdrawal

  • F12.950

    Cannabis use, unspecified with psychotic disorder with delusions

  • F12.951

    Cannabis use, unspecified with psychotic disorder with hallucinations

  • F12.959

    Cannabis use, unspecified with psychotic disorder, unspecified

  • F12.980

    Cannabis use, unspecified with anxiety disorder

  • F12.988

    Cannabis use, unspecified with other cannabis-induced disorder

  • F12.99

    Cannabis use, unspecified with unspecified cannabis-induced disorder

  • F13.10

    Sedative, hypnotic or anxiolytic abuse, uncomplicated

  • F13.11

    Sedative, hypnotic or anxiolytic abuse, in remission

  • F13.120

    Sedative, hypnotic or anxiolytic abuse with intoxication, uncomplicated

  • F13.121

    Sedative, hypnotic or anxiolytic abuse with intoxication delirium

  • F13.129

    Sedative, hypnotic or anxiolytic abuse with intoxication, unspecified

  • F13.130

    Sedative, hypnotic or anxiolytic abuse with withdrawal, uncomplicated

  • F13.131

    Sedative, hypnotic or anxiolytic abuse with withdrawal delirium

  • F13.132

    Sedative, hypnotic or anxiolytic abuse with withdrawal with perceptual disturbance

  • F13.139

    Sedative, hypnotic or anxiolytic abuse with withdrawal, unspecified

  • F13.14

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

  • F13.150

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

  • F13.151

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

  • F13.159

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

  • F13.180

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

  • F13.181

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

  • F13.182

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

  • F13.188

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

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