Is B34 a billable code?
No. B34 is a header code that groups 7 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
B34: Viral infection of unspecified site
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
B34 groups related diagnoses under viral infection of unspecified site. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
B34 questions
What does B34 mean?
B34 is the ICD-10-CM code for Viral infection of unspecified site. It is in chapter 1, Certain infectious and parasitic diseases (A00-B99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.