CPT 34520
Cross-over vein graft
CPT 34520 at a glance
- Code
- 34520
- Code type
- CPT/HCPCS
- Short descriptor
- Cross-over vein graft
- 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 34520?
CPT 34520 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Cross-over vein graft". In the ASC context it is grouped under ASC Surgical.
Is CPT 34520 payable in an ambulatory surgery center (ASC)?
CPT 34520 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 34520 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
Which specialties use CPT 34520?
CPT 34520 is most associated with General 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.