ICD-10-CM
ICD-10 code for Chronic hepatitis C: B18.2
The closest CDC title for "Chronic hepatitis C" is B18.2, Chronic viral hepatitis C. B18.2 is a billable code.
Source: CDC ICD-10-CM FY2027 order file dated June 16, 2026. Publisher page
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Codes under B18, then other CDC titles that name chronic viral hepatitis c
A header groups codes and is not billed. A billable code is one you can report.
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
From B18. A note on a category applies to every code under it.
Use additional code, if applicable, for ascites (R18.8)
Related conditions
Related pages
- B18.2 code detailsNotes, nearby codes, CMS-HCC group
- Category B18Every code under it
- Chapter 1Certain infectious and parasitic diseases
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Chronic hepatitis C?
The closest CDC title for "Chronic hepatitis C" is B18.2, Chronic viral hepatitis C. B18.2 is a billable code.
Is B18.2 billable?
Yes. B18.2 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to B18.2?
The CDC tabular list gives 1 "use additional code" note for B18.2 and the categories above it. They are listed on this page.
What chapter is B18.2 in?
Chapter 1. Certain infectious and parasitic diseases.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.