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B15 Acute hepatitis A

ICD-10-CM category B15 sits in Chapter 1 (Certain infectious and parasitic diseases, A00-B99). It contains 2 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in B15

CodeDescription
B15.0Hepatitis A with hepatic coma
B15.9Hepatitis A without hepatic coma

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