ICD-10-CM · Chapter 11 · K00-K95
K50 Crohn's disease [regional enteritis]
Includes
- granulomatous enteritis
Excludes 1 (cannot be coded 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)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| K50..0 | Crohn's disease of small intestine | No |
| K50..00 | Crohn's disease of small intestine without complications | Yes |
| K50..01 | Crohn's disease of small intestine with complications | No |
| K50..011 | Crohn's disease of small intestine with rectal bleeding | Yes |
| K50..012 | Crohn's disease of small intestine with intestinal obstruction | Yes |
| K50..013 | Crohn's disease of small intestine with fistula | Yes |
| K50..014 | Crohn's disease of small intestine with abscess | Yes |
| K50..018 | Crohn's disease of small intestine with other complication | Yes |
| K50..019 | Crohn's disease of small intestine with unspecified complications | Yes |
| K50..1 | Crohn's disease of large intestine | No |
| K50..10 | Crohn's disease of large intestine without complications | Yes |
| K50..11 | Crohn's disease of large intestine with complications | No |
| K50..111 | Crohn's disease of large intestine with rectal bleeding | Yes |
| K50..112 | Crohn's disease of large intestine with intestinal obstruction | Yes |
| K50..113 | Crohn's disease of large intestine with fistula | Yes |
| K50..114 | Crohn's disease of large intestine with abscess | Yes |
| K50..118 | Crohn's disease of large intestine with other complication | Yes |
| K50..119 | Crohn's disease of large intestine with unspecified complications | Yes |
| K50..8 | Crohn's disease of both small and large intestine | No |
| K50..80 | Crohn's disease of both small and large intestine without complications | Yes |
| K50..81 | Crohn's disease of both small and large intestine with complications | No |
| K50..811 | Crohn's disease of both small and large intestine with rectal bleeding | Yes |
| K50..812 | Crohn's disease of both small and large intestine with intestinal obstruction | Yes |
| K50..813 | Crohn's disease of both small and large intestine with fistula | Yes |
| K50..814 | Crohn's disease of both small and large intestine with abscess | Yes |
| K50..818 | Crohn's disease of both small and large intestine with other complication | Yes |
| K50..819 | Crohn's disease of both small and large intestine with unspecified complications | Yes |
| K50..9 | Crohn's disease, unspecified | No |
| K50..90 | Crohn's disease, unspecified, without complications | Yes |
| K50..91 | Crohn's disease, unspecified, with complications | No |
| K50..911 | Crohn's disease, unspecified, with rectal bleeding | Yes |
| K50..912 | Crohn's disease, unspecified, with intestinal obstruction | Yes |
| K50..913 | Crohn's disease, unspecified, with fistula | Yes |
| K50..914 | Crohn's disease, unspecified, with abscess | Yes |
| K50..918 | Crohn's disease, unspecified, with other complication | Yes |
| K50..919 | Crohn's disease, unspecified, with unspecified complications | Yes |
Plain-language term for this code
The following entry in the US Medical Glossary corresponds to ICD-10-CM category K50:
- Crohn's Disease — Enfermedad de Crohn
Last reviewed: September 2026