All ICD10 Codes
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)
All CodesBillable Only
Internal Codes
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  • F11.98—

    Opioid use, unspecified with other specified opioid-induced disorder

  • F11.981—

    Opioid use, unspecified with opioid-induced sexual dysfunction

  • F11.982—

    Opioid use, unspecified with opioid-induced sleep disorder

  • F11.988—

    Opioid use, unspecified with other opioid-induced disorder

  • F11.99—

    Opioid use, unspecified with unspecified opioid-induced disorder

  • F12—

    Cannabis related disorders

  • F12.1—

    Cannabis abuse

  • F12.10—

    Cannabis abuse, uncomplicated

  • F12.11—

    Cannabis abuse, in remission

  • F12.12—

    Cannabis abuse with intoxication

  • F12.120—

    Cannabis abuse with intoxication, uncomplicated

  • F12.121—

    Cannabis abuse with intoxication delirium

  • F12.122—

    Cannabis abuse with intoxication with perceptual disturbance

  • F12.129—

    Cannabis abuse with intoxication, unspecified

  • F12.13—

    Cannabis abuse with withdrawal

  • F12.15—

    Cannabis abuse with psychotic disorder

  • 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

  • F12.18—

    Cannabis abuse with other cannabis-induced disorder

  • 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

  • F12.2—

    Cannabis dependence

  • F12.20—

    Cannabis dependence, uncomplicated

  • F12.21—

    Cannabis dependence, in remission

  • F12.22—

    Cannabis dependence with intoxication

  • 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

  • F12.25—

    Cannabis dependence with psychotic disorder

  • 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

  • F12.28—

    Cannabis dependence with other cannabis-induced disorder

  • 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

  • F12.9—

    Cannabis use, unspecified

  • F12.90—

    Cannabis use, unspecified, uncomplicated

  • F12.91—

    Cannabis use, unspecified, in remission

  • F12.92—

    Cannabis use, unspecified with intoxication

  • 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

  • F12.95—

    Cannabis use, unspecified with psychotic disorder

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