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
  • F12.950

    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

  • F12.98

    Cannabis use, unspecified with other cannabis-induced disorder

  • 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

    Sedative, hypnotic, or anxiolytic related disorders

  • F13.1

    Sedative, hypnotic or anxiolytic-related abuse

  • F13.10

    Sedative, hypnotic or anxiolytic abuse, uncomplicated

  • F13.11

    Sedative, hypnotic or anxiolytic abuse, in remission

  • F13.12

    Sedative, hypnotic or anxiolytic abuse with intoxication

  • 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

  • F13.13

    Sedative, hypnotic or anxiolytic abuse with withdrawal

  • 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

  • F13.15

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

  • F13.18

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

  • 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

  • F13.19

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

  • F13.2

    Sedative, hypnotic or anxiolytic-related dependence

  • F13.20

    Sedative, hypnotic or anxiolytic dependence, uncomplicated

  • F13.21

    Sedative, hypnotic or anxiolytic dependence, in remission

  • F13.22

    Sedative, hypnotic or anxiolytic dependence with intoxication

  • F13.220

    Sedative, hypnotic or anxiolytic dependence with intoxication, uncomplicated

  • F13.221

    Sedative, hypnotic or anxiolytic dependence with intoxication delirium

  • F13.229

    Sedative, hypnotic or anxiolytic dependence with intoxication, unspecified

  • F13.23

    Sedative, hypnotic or anxiolytic dependence with withdrawal

  • F13.230

    Sedative, hypnotic or anxiolytic dependence with withdrawal, uncomplicated

  • F13.231

    Sedative, hypnotic or anxiolytic dependence with withdrawal delirium

  • F13.232

    Sedative, hypnotic or anxiolytic dependence with withdrawal with perceptual disturbance

  • F13.239

    Sedative, hypnotic or anxiolytic dependence with withdrawal, unspecified

  • F13.24

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

  • F13.25

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

  • F13.250

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

  • F13.251

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

  • F13.259

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

  • F13.26

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

  • F13.27

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

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