CPT 21336
Open tx septal fx w/wo stabj
CPT 21336 at a glance
- Code
- 21336
- Code type
- CPT/HCPCS
- Short descriptor
- Open tx septal fx w/wo stabj
- 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 21336?
CPT 21336 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Open tx septal fx w/wo stabj". In the ASC context it is grouped under ASC Surgical.
Is CPT 21336 payable in an ambulatory surgery center (ASC)?
CPT 21336 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 21336 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
Which specialties use CPT 21336?
CPT 21336 is most associated with General Surgery, Oral & Maxillofacial Surgery, Orthopaedic Surgery.
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.