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F42.9

Obsessive-compulsive disorder, unspecified

Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 4 more specific codes sit alongside it. Worth checking whether the documentation supports one of them.
Exclusions 4 never code together
F42code
Excludes2
  • obsessive-compulsive personality (disorder) (F60.5)F60.5
  • obsessive-compulsive symptoms occurring in depression (F32.-, F33.-)F32.-F33.-
  • obsessive-compulsive symptoms occurring in schizophrenia (F20.-)F20.-
F01-F99chapter
Excludes2
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)R00-R99

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 1
F01-F99chapter
Includes
  • disorders of psychological development
Index entries leading here 1
  • Disorder (of) — see also Disease
    • obsessive-compulsive F42.9
Alongside this code 4 same parent — F42
F42.2 Mixed obsessional thoughts and acts F42.3 Hoarding disorder F42.4 Excoriation (skin-picking) disorder F42.8 Other obsessive-compulsive disorder
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

RX08HCC133

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
F42
Block
F40-F48
Siblings
4

Present FY2024–FY2027.