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K52.0

K52.0: Gastroenteritis and colitis due to radiation

Billable / specific codeICD-10-CM

K52.0 is a billable, specific ICD-10-CM code for gastroenteritis and colitis due to radiation. It is valid for submission on a claim.

Check K52.0 with the rest of the claim: free scrubber

Other codes that can never be billed with K52.0

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • T66Radiation sickness, unspecified
  • T66.XXXARadiation sickness, unspecified, initial encounter
  • T66.XXXDRadiation sickness, unspecified, subsequent encounter
  • T66.XXXSRadiation sickness, unspecified, sequela

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

K52.0 is named in 21 Medicare coverage policies: 21 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A55937Billing and Coding: Diagnostic Colonoscopy
  • A56389Billing and Coding: Upper Gastrointestinal Endoscopy and Visualization
  • A56394Billing and Coding: Colonoscopy and Sigmoidoscopy-Diagnostic
  • A56416Billing and Coding: Assays for Vitamins and Metabolic Function

Alphabetic index entries that lead here

  • Colitis›due to radiation
  • Enteritis›radiation
  • Enterocolitis›radiation
  • Gastroenteritis›due to›radiation

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under K52

ICD-10-CMFY2027· effective October 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.