Chapter 5: Mental, Behavioral and Neurodevelopmental disorders (F01-F99)

72 code categories · 11 sections · ICD-10-CM 2026

Sections

F01-F09 Mental disorders due to known physiological conditions (F01-F09)
F10-F19 Mental and behavioral disorders due to psychoactive substance use (F10-F19)
F20-F29 Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders (F20-F29)
F30-F39 Mood [affective] disorders (F30-F39)
F40-F48 Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)
F50-F59 Behavioral syndromes associated with physiological disturbances and physical factors (F50-F59)
F60-F69 Disorders of adult personality and behavior (F60-F69)
F70-F79 Intellectual Disabilities (F70-F79)
F80-F89 Pervasive and specific developmental disorders (F80-F89)
F90-F98 Behavioral and emotional disorders with onset usually occurring in childhood and adolescence (F90-F98)
F99 Unspecified mental disorder (F99)

Code Categories

F01 Vascular dementia F02 Dementia in other diseases classified elsewhere F03 Unspecified dementia F04 Amnestic disorder due to known physiological condition F05 Delirium due to known physiological condition F06 Other mental disorders due to known physiological condition F07 Personality and behavioral disorders due to known physiological condition F09 Unspecified mental disorder due to known physiological condition F10 Alcohol related disorders F11 Opioid related disorders F12 Cannabis related disorders F13 Sedative, hypnotic, or anxiolytic related disorders F14 Cocaine related disorders F15 Other stimulant related disorders F16 Hallucinogen related disorders F17 Nicotine dependence F18 Inhalant related disorders F19 Other psychoactive substance related disorders F20 Schizophrenia F21 Schizotypal disorder F22 Delusional disorders F23 Brief psychotic disorder F24 Shared psychotic disorder F25 Schizoaffective disorders F28 Other psychotic disorder not due to a substance or known physiological condition F29 Unspecified psychosis not due to a substance or known physiological condition F30 Manic episode F31 Bipolar disorder F32 Depressive episode F33 Major depressive disorder, recurrent F34 Persistent mood [affective] disorders F39 Unspecified mood [affective] disorder F40 Phobic anxiety disorders F41 Other anxiety disorders F42 Obsessive-compulsive disorder F43 Reaction to severe stress, and adjustment disorders F44 Dissociative and conversion disorders F45 Somatoform disorders F48 Other nonpsychotic mental disorders F50 Eating disorders F51 Sleep disorders not due to a substance or known physiological condition F52 Sexual dysfunction not due to a substance or known physiological condition F53 Mental and behavioral disorders associated with the puerperium, not elsewhere classified F54 Psychological and behavioral factors associated with disorders or diseases classified elsewhere F55 Abuse of non-psychoactive substances F59 Unspecified behavioral syndromes associated with physiological disturbances and physical factors F60 Specific personality disorders F63 Impulse disorders F64 Gender identity disorders F65 Paraphilias F66 Other sexual disorders F68 Other disorders of adult personality and behavior F69 Unspecified disorder of adult personality and behavior F70 Mild intellectual disabilities F71 Moderate intellectual disabilities F72 Severe intellectual disabilities F73 Profound intellectual disabilities F78 Other intellectual disabilities F79 Unspecified intellectual disabilities F80 Specific developmental disorders of speech and language F81 Specific developmental disorders of scholastic skills F82 Specific developmental disorder of motor function F84 Pervasive developmental disorders F88 Other disorders of psychological development F89 Unspecified disorder of psychological development F90 Attention-deficit hyperactivity disorders F91 Conduct disorders F93 Emotional disorders with onset specific to childhood F94 Disorders of social functioning with onset specific to childhood and adolescence F95 Tic disorder F98 Other behavioral and emotional disorders with onset usually occurring in childhood and adolescence F99 Mental disorder, not otherwise specified
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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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