B17.1Header code — not billable

Acute hepatitis C

Chapter
1. Certain infectious and parasitic diseases
Category
B17
Effective date
October 1, 2026

Related codes in category B17

B17Other acute viral hepatitisB17.0Acute delta-(super) infection of hepatitis B carrierYesB17.10Acute hepatitis C without hepatic comaYesB17.11Acute hepatitis C with hepatic comaYesB17.2Acute hepatitis EYesB17.8Other specified acute viral hepatitisYesB17.9Acute viral hepatitis, unspecifiedYes

Frequently asked questions

What is ICD-10 code B17.1?

B17.1 is an ICD-10-CM diagnosis code for Acute hepatitis C.

Is B17.1 a billable code?

No. B17.1 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is B17.1 in?

B17.1 falls under Chapter 1: Certain infectious and parasitic diseases.

When did B17.1 become effective?

B17.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to B17.1?

B17.1 belongs to category B17, which includes 7 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.