K50Crohn's disease [regional enteritis]
ICD-10-CM category (non-billable header) code — part of Noninfective enteritis and colitis (K50-K52)
Coding Notes
Excludes1 (never code both together)
- ulcerative colitis (K51.-)
Use Additional Code
- code to identify any associated fistulas, if applicable:
- anal fistula (K60.3-)
- anorectal fistula (K60.5-)
- rectal fistula (K60.4-)
- code to identify manifestations, such as:
- pyoderma gangrenosum (L88)
Subcategories (4)
- K50.0 Crohn's disease of small intestine
- K50.1 Crohn's disease of large intestine
- K50.8 Crohn's disease of both small and large intestine
- K50.9 Crohn's disease, unspecified