ICD-10-CM K63: Other diseases of intestine

ICD-10-CM Diagnosis Code (2025)

Official Description for K63

Other diseases of intestine

Coding Notes & Guidelines for K63

Excludes1: Not Coded Here
  • abscess of intestine with Crohn's disease (K50.014, K50.114, K50.814, K50.914,)
  • abscess of intestine with diverticular disease (K57.0, K57.2, K57.4, K57.8)
  • abscess of intestine with ulcerative colitis (K51.014, K51.214, K51.314, K51.414, K51.514, K51.814, K51.914)
Excludes1: Not Coded Here
  • perforation (nontraumatic) of duodenum (K26.-)
  • perforation (nontraumatic) of intestine with diverticular disease (K57.0, K57.2, K57.4, K57.8)
Excludes1: Not Coded Here
  • fistula of duodenum (K31.6)
  • fistula of intestine with Crohn's disease (K50.013, K50.113, K50.813, K50.913,)
  • fistula of intestine with ulcerative colitis (K51.013, K51.213, K51.313, K51.413, K51.513, K51.813, K51.913)
Excludes1: Not Coded Here
  • duodenal ulcer (K26.-)
  • gastrointestinal ulcer (K28.-)
  • gastrojejunal ulcer (K28.-)
  • jejunal ulcer (K28.-)
  • peptic ulcer, site unspecified (K27.-)
  • ulcer of intestine with perforation (K63.1)
  • ulcer of anus or rectum (K62.6)
  • ulcerative colitis (K51.-)
Excludes2: Not Included Here
  • abscess of anal and rectal regions (K61.-)
  • abscess of appendix (K35.3-)
Excludes2: Not Included Here

perforation (nontraumatic) of appendix (K35.2-, K35.3-)

Excludes2: Not Included Here
  • fistula of anal and rectal regions (K60.-)
  • fistula of appendix (K38.3)
  • intestinal-genital fistula, female (N82.2-N82.4)
  • vesicointestinal fistula (N32.1)
Excludes2: Not Included Here
  • adenomatous polyp of colon (D12.-)
  • inflammatory polyp of colon (K51.4-)
  • polyposis of colon (D12.6)
Excludes2: Not Included Here

Dieulafoy lesion of stomach and duodenum (K31.82)

Inclusion Terms

Perforation (nontraumatic) of rectum

Inclusion Terms

Primary ulcer of small intestine

Code Also

, if applicable, disruption of internal operation (surgical) wound (T81.32-)

Child Codes (More Specific Codes for K63):

About ICD-10-CM Code K63 (Other diseases of intestine)

ICD-10-CM code K63 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 K63 became effective on October 1, 2024.

This page provides detailed information about K63 - Other diseases of intestine. 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 Other diseases of intestine.