CPT 78099
Unlisted endocrine procedure diagnostic nuc
CPT 78099 at a glance
- Code
- 78099
- Code type
- CPT/HCPCS
- Short descriptor
- Unlisted endocrine px dx nuc
- Category
- ASC Ancillary
- ASC eligibility
- ASC-eligible (ancillary)
- Typical setting
- Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
- Medicare ASC rate
- $220.34 national · 2026Q2
What is CPT code 78099?
CPT 78099 is a CPT/HCPCS procedure code. Its official short descriptor is "Unlisted endocrine px dx nuc". In the ASC context it is grouped under ASC Ancillary.
Is CPT 78099 eligible in an ambulatory surgery center (ASC)?
CPT 78099 is an ancillary service that can be provided in the ASC setting when it supports a surgical procedure.
Where is CPT 78099 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
What is the Medicare ASC payment rate for CPT 78099?
The national Medicare ASC payment rate for CPT 78099 is $220.34 (CMS ASC Payment System, 2026Q2). This is the national, unadjusted amount published by CMS; the amount an individual ambulatory surgery center is paid is adjusted for local wage index and may differ. It reflects Medicare's facility payment only and does not include the surgeon's professional fee.
Which specialties use CPT 78099?
CPT 78099 is most associated with Diagnostic Radiology.
Reference information about ASC eligibility and typical procedure setting. Codes, descriptors, and ASC-eligibility status change over time. This is a coding reference, not billing, coding, or legal advice. Always verify against current guidance and individual payer policy before scheduling or billing. CPT is a registered trademark of the American Medical Association.