CPT 28531
Treat sesamoid bone fracture
CPT 28531 at a glance
- Code
- 28531
- Code type
- CPT/HCPCS
- Short descriptor
- Treat sesamoid bone fracture
- Category
- ASC Surgical
- ASC payment status
- Payable in an ASC (surgical)
- CMS addendum
- AA (Surgical)
- Typical setting
- Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
What is CPT code 28531?
CPT 28531 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Treat sesamoid bone fracture". In the ASC context it is grouped under ASC Surgical.
Is CPT 28531 payable in an ambulatory surgery center (ASC)?
CPT 28531 appears on Medicare's ASC Covered Procedures List (CMS Addendum AA), so Medicare reimburses it when the surgery is performed in a certified ambulatory surgery center.
Where is CPT 28531 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
Which specialties use CPT 28531?
CPT 28531 is most associated with General Surgery, Ortho – Foot & Ankle, Orthopaedic Surgery, Podiatry.
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.