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B19.21

B19.21: Unspecified viral hepatitis C with hepatic coma

Billable / specific codeICD-10-CM

B19.21 is a billable, specific ICD-10-CM code for unspecified viral hepatitis c with hepatic coma. It is valid for submission on a claim.

Check B19.21 with the rest of the claim: free scrubber

Risk adjustment

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

Medicare coverage

B19.21 is named in 5 Medicare coverage policies: 5 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56462Billing and Coding: Erythropoiesis Stimulating Agents (ESA)
  • A56795Billing and Coding: Erythropoiesis Stimulating Agents (ESAs)
  • A60381Billing and Coding: Erythropoiesis Stimulating Agents

Alphabetic index entries that lead here

  • Hepatitis›C›with hepatic coma
  • Hepatitis›viral, virus›type›C›with hepatic coma

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under B19.2

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.