ICD-10-CM F42: Obsessive-compulsive disorder

ICD-10-CM Diagnosis Code (2025)

Official Description for F42

Obsessive-compulsive disorder

Coding Notes & Guidelines for F42

Excludes1: Not Coded Here
  • factitial dermatitis (L98.1)
  • other specified behavioral and emotional disorders with onset usually occurring in early childhood and adolescence (F98.8)
Excludes2: Not Included Here
  • obsessive-compulsive personality (disorder) (F60.5)
  • obsessive-compulsive symptoms occurring in depression (F32-F33)
  • obsessive-compulsive symptoms occurring in schizophrenia (F20.-)
Inclusion Terms
  • Anancastic neurosis
  • Obsessive-compulsive neurosis

Child Codes (More Specific Codes for F42):

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

About ICD-10-CM Code F42 (Obsessive-compulsive disorder)

ICD-10-CM code F42 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM F42 became effective on October 1, 2024.

This page provides detailed information about F42 - Obsessive-compulsive disorder. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Obsessive-compulsive disorder.