ICD-10-CM K50: Crohn's disease [regional enteritis]

ICD-10-CM Diagnosis Code (2025)

Official Description for K50

Crohn's disease [regional enteritis]

Coding Notes & Guidelines for K50

Includes Notes

granulomatous enteritis

Excludes1: Not Coded Here

ulcerative colitis (K51.-)

Excludes1: Not Coded Here

Crohn's disease of both small and large intestine (K50.8-)

Excludes1: Not Coded Here

Crohn's disease of both small and large intestine (K50.8)

Use Additional Code
  • code to identify any associated fistulas, if applicable:
  • anal fistula (K60.3-)
  • anorectal fistula (K60.5-)
  • rectal fistula (K60.4-)
Use Additional Code
  • code to identify manifestations, such as:
  • pyoderma gangrenosum (L88)
Inclusion Terms
  • Crohn's disease [regional enteritis] of duodenum
  • Crohn's disease [regional enteritis] of ileum
  • Crohn's disease [regional enteritis] of jejunum
  • Regional ileitis
  • Terminal ileitis
Inclusion Terms
  • Crohn's disease [regional enteritis] of colon
  • Crohn's disease [regional enteritis] of large bowel
  • Crohn's disease [regional enteritis] of rectum
  • Granulomatous colitis
  • Regional colitis
Inclusion Terms
  • Crohn's disease NOS
  • Regional enteritis NOS

Child Codes (More Specific Codes for K50):

K50.0 - Crohn's disease of small intestine K50.00 - Crohn's disease of small intestine without complications K50.01 - Crohn's disease of small intestine with complications K50.011 - Crohn's disease of small intestine with rectal bleeding K50.012 - Crohn's disease of small intestine with intestinal obstruction K50.013 - Crohn's disease of small intestine with fistula K50.014 - Crohn's disease of small intestine with abscess K50.018 - Crohn's disease of small intestine with other complication K50.019 - Crohn's disease of small intestine with unspecified complications K50.1 - Crohn's disease of large intestine K50.10 - Crohn's disease of large intestine without complications K50.11 - Crohn's disease of large intestine with complications K50.111 - Crohn's disease of large intestine with rectal bleeding K50.112 - Crohn's disease of large intestine with intestinal obstruction K50.113 - Crohn's disease of large intestine with fistula K50.114 - Crohn's disease of large intestine with abscess K50.118 - Crohn's disease of large intestine with other complication K50.119 - Crohn's disease of large intestine with unspecified complications K50.8 - Crohn's disease of both small and large intestine K50.80 - Crohn's disease of both small and large intestine without complications K50.81 - Crohn's disease of both small and large intestine with complications K50.811 - Crohn's disease of both small and large intestine with rectal bleeding K50.812 - Crohn's disease of both small and large intestine with intestinal obstruction K50.813 - Crohn's disease of both small and large intestine with fistula K50.814 - Crohn's disease of both small and large intestine with abscess K50.818 - Crohn's disease of both small and large intestine with other complication K50.819 - Crohn's disease of both small and large intestine with unspecified complications K50.9 - Crohn's disease, unspecified K50.90 - Crohn's disease, unspecified, without complications K50.91 - Crohn's disease, unspecified, with complications K50.911 - Crohn's disease, unspecified, with rectal bleeding K50.912 - Crohn's disease, unspecified, with intestinal obstruction K50.913 - Crohn's disease, unspecified, with fistula K50.914 - Crohn's disease, unspecified, with abscess K50.918 - Crohn's disease, unspecified, with other complication K50.919 - Crohn's disease, unspecified, with unspecified complications

About ICD-10-CM Code K50 (Crohn's disease [regional enteritis])

ICD-10-CM code K50 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 K50 became effective on October 1, 2024.

This page provides detailed information about K50 - Crohn's disease [regional enteritis]. 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 Crohn's disease [regional enteritis].