ICD-10-CM 2027
ICD-10 code for fecal abscess
From the official ICD-10-CM alphabetic index entry “Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) › fecal”. Page updated September 29, 2026.
About coding fecal abscess
The ICD-10-CM code for fecal abscess is K63.0 (Abscess of intestine).
Within K63 (other diseases of intestine), K63.0 is specifically for abscess of intestine. Related codes cover perforation of intestine (nontraumatic) (K63.1), fistula of intestine (K63.2), ulcer of intestine (K63.3), Enteroptosis (K63.4), polyp of colon (K63.5), other specified diseases of intestine (K63.8) and disease of intestine, unspecified (K63.9).
Don't report K63.0 together with the conditions in its Excludes1 note: 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) and abscess of intestine with ulcerative colitis (K51.014, K51.214, K51.314, K51.414, K51.514, K51.814, K51.914).
The conditions in its Excludes2 note aren't part of K63.0, but may be coded alongside it if the patient has both: abscess of anal and rectal regions (K61.-) and abscess of appendix (K35.3-).
Don't confuse with (Excludes1 for K63.0)
Common questions about fecal abscess ICD-10 codes
What is the ICD-10 code for fecal abscess?
- K63.0 — Abscess of intestine.
Is K63.0 billable?
- Yes. K63.0 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can K63.0 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict K63.0 as a principal diagnosis.
Is K63.0 a CC or MCC?
- K63.0 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.