Emergency: 119
AMDA-IMIC

F42 Obsessive-compulsive disorder

Category / Non-billable header 5 subcodes

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

Excludes 2 (not included here)

  • obsessive-compulsive personality (disorder) (F60.5)
  • obsessive-compulsive symptoms occurring in depression (F32.-, F33.-)
  • obsessive-compulsive symptoms occurring in schizophrenia (F20.-)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
F42..2 Mixed obsessional thoughts and acts Yes
F42..3 Hoarding disorder Yes
F42..4 Excoriation (skin-picking) disorder Yes
F42..8 Other obsessive-compulsive disorder Yes
F42..9 Obsessive-compulsive disorder, unspecified Yes

Plain-language term for this code

The following entry in the US Medical Glossary corresponds to ICD-10-CM category F42:

Last reviewed: September 2026