CPT 0621T
Trabeculostomy interno laser
CPT 0621T at a glance
- Code
- 0621T
- Code type
- CPT/HCPCS
- Short descriptor
- Trabeculostomy interno laser
- 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 0621T?
CPT 0621T is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Trabeculostomy interno laser". In the ASC context it is grouped under ASC Surgical.
Is CPT 0621T payable in an ambulatory surgery center (ASC)?
CPT 0621T 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 0621T typically performed?
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).
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.