CPT 90377
Rabies ig ht&sol human im/sc
CPT 90377 at a glance
- Code
- 90377
- Code type
- CPT/HCPCS
- Short descriptor
- Rabies ig ht&sol human im/sc
- Category
- ASC Ancillary
- ASC payment status
- Payable in an ASC (ancillary)
- CMS addendum
- BB (Ancillary)
- Typical setting
- Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
What is CPT code 90377?
CPT 90377 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Rabies ig ht&sol human im/sc". In the ASC context it is grouped under ASC Ancillary.
Is CPT 90377 payable in an ambulatory surgery center (ASC)?
CPT 90377 is a covered ancillary service (CMS Addendum BB). Medicare reimburses it in the ASC setting when it is integral to a covered ASC surgical procedure.
Where is CPT 90377 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
Reference information compiled from the CMS April 2026 ASC payment addenda (AA, BB, EE). Codes, descriptors, and ASC payment status change with each CMS update. This is a coding reference, not billing, coding, or legal advice. Always verify against the current CMS addenda and individual payer policy before billing. CPT is a registered trademark of the American Medical Association.