MCMCB Pro
K55.061

K55.061Focal (segmental) acute infarction of intestine, part unspecified

Billable / specific codeICD-10-CM

K55.061 is a billable, specific ICD-10-CM code for focal (segmental) acute infarction of intestine, part unspecified. It is valid for submission on a claim.

Risk adjustment

K55.061 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

K55.061 is named in 11 Medicare coverage policies 11 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
  • A56394Billing and Coding: Colonoscopy and Sigmoidoscopy-Diagnostic
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56632Billing and Coding: Colonoscopy/Sigmoidoscopy/Proctosigmoidoscopy

How K55.061 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to K55.061.

  • Infarct, infarctionintestinefocal

Related codes at this level

Codes that share K55.06. If K55.061 is not quite right, the correct code is usually one of these.

Questions about K55.061

Is K55.061 a billable ICD-10-CM code?
Yes. K55.061 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does K55.061 sit in the tabular list?
Diseases of the digestive system (K00-K95), in the block Other diseases of intestines (K55-K64).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.