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
  • F15.129

    Other stimulant abuse with intoxication, unspecified

  • F15.13

    Other stimulant abuse with withdrawal

  • F15.14

    Other stimulant abuse with stimulant-induced mood disorder

  • F15.15

    Other stimulant abuse with stimulant-induced psychotic disorder

  • F15.150

    Other stimulant abuse with stimulant-induced psychotic disorder with delusions

  • F15.151

    Other stimulant abuse with stimulant-induced psychotic disorder with hallucinations

  • F15.159

    Other stimulant abuse with stimulant-induced psychotic disorder, unspecified

  • F15.18

    Other stimulant abuse with other stimulant-induced disorder

  • F15.180

    Other stimulant abuse with stimulant-induced anxiety disorder

  • F15.181

    Other stimulant abuse with stimulant-induced sexual dysfunction

  • F15.182

    Other stimulant abuse with stimulant-induced sleep disorder

  • F15.188

    Other stimulant abuse with other stimulant-induced disorder

  • F15.19

    Other stimulant abuse with unspecified stimulant-induced disorder

  • F15.2

    Other stimulant dependence

  • F15.20

    Other stimulant dependence, uncomplicated

  • F15.21

    Other stimulant dependence, in remission

  • F15.22

    Other stimulant dependence with intoxication

  • F15.220

    Other stimulant dependence with intoxication, uncomplicated

  • F15.221

    Other stimulant dependence with intoxication delirium

  • F15.222

    Other stimulant dependence with intoxication with perceptual disturbance

  • F15.229

    Other stimulant dependence with intoxication, unspecified

  • F15.23

    Other stimulant dependence with withdrawal

  • F15.24

    Other stimulant dependence with stimulant-induced mood disorder

  • F15.25

    Other stimulant dependence with stimulant-induced psychotic disorder

  • F15.250

    Other stimulant dependence with stimulant-induced psychotic disorder with delusions

  • F15.251

    Other stimulant dependence with stimulant-induced psychotic disorder with hallucinations

  • F15.259

    Other stimulant dependence with stimulant-induced psychotic disorder, unspecified

  • F15.28

    Other stimulant dependence with other stimulant-induced disorder

  • F15.280

    Other stimulant dependence with stimulant-induced anxiety disorder

  • F15.281

    Other stimulant dependence with stimulant-induced sexual dysfunction

  • F15.282

    Other stimulant dependence with stimulant-induced sleep disorder

  • F15.288

    Other stimulant dependence with other stimulant-induced disorder

  • F15.29

    Other stimulant dependence with unspecified stimulant-induced disorder

  • F15.9

    Other stimulant use, unspecified

  • F15.90

    Other stimulant use, unspecified, uncomplicated

  • F15.91

    Other stimulant use, unspecified, in remission

  • F15.92

    Other stimulant use, unspecified with intoxication

  • F15.920

    Other stimulant use, unspecified with intoxication, uncomplicated

  • F15.921

    Other stimulant use, unspecified with intoxication delirium

  • F15.922

    Other stimulant use, unspecified with intoxication with perceptual disturbance

  • F15.929

    Other stimulant use, unspecified with intoxication, unspecified

  • F15.93

    Other stimulant use, unspecified with withdrawal

  • F15.94

    Other stimulant use, unspecified with stimulant-induced mood disorder

  • F15.95

    Other stimulant use, unspecified with stimulant-induced psychotic disorder

  • F15.950

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

  • F15.951

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

  • F15.959

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

  • F15.98

    Other stimulant use, unspecified with other stimulant-induced disorder

  • F15.980

    Other stimulant use, unspecified with stimulant-induced anxiety disorder

  • F15.981

    Other stimulant use, unspecified with stimulant-induced sexual dysfunction

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