CPT 27870
Fusion of ankle joint open
CPT 27870 at a glance
- Code
- 27870
- Code type
- CPT/HCPCS
- Short descriptor
- Fusion of ankle joint open
- Category
- ASC Surgical
- ASC eligibility
- ASC-eligible (surgical)
- Typical setting
- Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
- Medicare ASC rate
- $9,693.82 national · 2026Q2
What is CPT code 27870?
CPT 27870 is a CPT/HCPCS procedure code. Its official short descriptor is "Fusion of ankle joint open". In the ASC context it is grouped under ASC Surgical.
Is CPT 27870 eligible in an ambulatory surgery center (ASC)?
CPT 27870 can be performed in a certified ambulatory surgery center.
Where is CPT 27870 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
What is the Medicare ASC payment rate for CPT 27870?
The national Medicare ASC payment rate for CPT 27870 is $9,693.82 (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 27870?
CPT 27870 is most associated with General Surgery, Orthopaedic Surgery.
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.