Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes A00-B99 – Certain infectious and parasitic diseases (A00-B99) > 2024 ICD-10-CM Codes B15-B19 – Viral hepatitis (B15-B19) > 2024 ICD-10-CM Codes B19 – Unspecified viral hepatitis (B19) > 2024 ICD-10-CM Codes B19.1 – Unspecified viral hepatitis B (B19.1)