B18.12026
Billable
Chronic viral hepatitis B without delta-agent
B18.1 is a billable ICD-10-CM diagnosis code for Chronic viral hepatitis B without delta-agent, effective for the FY2026 code set.
Clinical Notes
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Related MS-DRGs5
Diagnosis Related Groups for inpatient billing
Official Guidelines
Chapter 1: Infectious and Parasitic Diseases
Official coding guidelines for A00-B99