CPT 36557
Insert tunneled cv cath
CPT 36557 at a glance
- Code
- 36557
- Code type
- CPT/HCPCS
- Short descriptor
- Insert tunneled cv cath
- 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 36557?
CPT 36557 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Insert tunneled cv cath". In the ASC context it is grouped under ASC Surgical.
Is CPT 36557 payable in an ambulatory surgery center (ASC)?
CPT 36557 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 36557 typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
Which specialties use CPT 36557?
CPT 36557 is most associated with General Surgery, Vascular & Interventional Radiology.
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.