F01-F99

ICD-10-CM Chapter 5: Mental, Behavioral and Neurodevelopmental disorders

Chapter 5 of the ICD-10-CM tabular list covers F01-F99. It contains 11 blocks of related categories, listed below with the categories published in each.

Includes

  • disorders of psychological development

Excludes2

Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

F01-F09: Mental disorders due to known physiological conditions

F10-F19: Mental and behavioral disorders due to psychoactive substance use

F20-F29: Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders

F30-F39: Mood [affective] disorders

F40-F48: Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders

F50-F59: Behavioral syndromes associated with physiological disturbances and physical factors

F60-F69: Disorders of adult personality and behavior

F70-F79: Intellectual Disabilities

F80-F89: Pervasive and specific developmental disorders

F90-F98: Behavioral and emotional disorders with onset usually occurring in childhood and adolescence

F99: Unspecified mental disorder

Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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