- 2011 HCPCS G8639
- Influenza immunization was administered or previously received
- This is the 2011 version of HCPCS G8639 - please refer to the 2014 HCPCS code set for the latest version.
- Status changed on Saturday, January 01, 2011 to: Add procedure or modifier code
- BETOS Classification: Specialist > Psychiatry
- Medicare coverage status: Carrier judgment