Emergency: 119
AMDA-IMIC

B18 Chronic viral hepatitis

Category / Non-billable header 5 subcodes

Block: Viral hepatitis (B15-B19)

Includes

  • Carrier of viral hepatitis

Use Additional Code

  • code, if applicable, for ascites (R18.8)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
B18..0 Chronic viral hepatitis B with delta-agent Yes
B18..1 Chronic viral hepatitis B without delta-agent Yes
B18..2 Chronic viral hepatitis C Yes
B18..8 Other chronic viral hepatitis Yes
B18..9 Chronic viral hepatitis, unspecified Yes

Plain-language terms for this code

The following entries in the US Medical Glossary correspond to ICD-10-CM category B18:

Last reviewed: September 2026