ICD-10-CM Codes 2026 (USA)

• K63.89	Other specified diseases of intestine

• K63.0	Abscess of intestine
  K63.1	Perforation of intestine (nontraumatic)
  K63.2	Fistula of intestine
  K63.3	Ulcer of intestine
  K63.4	Enteroptosis
  K63.5	Polyp of colon
  K63.81	Dieulafoy lesion of intestine
  K63.8211	Small intestinal bacterial overgrowth, hydrogen-subtype
  K63.8212	Small intestinal bacterial overgrowth, hydrogen sulfide-subtype
  K63.8219	Small intestinal bacterial overgrowth, unspecified
  K63.822	Small intestinal fungal overgrowth
  K63.829	Intestinal methanogen overgrowth, unspecified
  K63.89	Other specified diseases of intestine
  K63.9	Disease of intestine, unspecified

Created by Peter Blahut, MD