B19.9 — Unspecified viral hepatitis without hepatic coma
B19.9 is a billable, specific ICD-10-CM code for unspecified viral hepatitis without hepatic coma. It is valid for submission on a claim.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Viral hepatitis NOS
Risk adjustment
B19.9 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
B19.9 is named in 1 Medicare coverage policy — 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56421Billing and Coding: CT of the Abdomen and Pelvis
How B19.9 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 B19.9.
- Hepatitis›viral, virus
- Arthropathy›in›viral hepatitis NEC(postinfectious)
- Arthropathy›postinfectious NEC›in›viral hepatitis NEC
Related codes at this level
Codes that share B19. If B19.9 is not quite right, the correct code is usually one of these.
Questions about B19.9
- Is B19.9 a billable ICD-10-CM code?
- Yes. B19.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does B19.9 sit in the tabular list?
- Certain infectious and parasitic diseases (A00-B99), in the block Viral hepatitis (B15-B19).