CPT 50391
Instll rx agnt into rnal tub
CPT 50391 at a glance
- Code
- 50391
- Code type
- CPT/HCPCS
- Short descriptor
- Instll rx agnt into rnal tub
- Category
- ASC Surgical
- ASC payment status
- Payable in an ASC (surgical)
- CMS addendum
- AA (Surgical)
- Typical setting
- Ambulatory surgery center (POS 24); also commonly performed in an office or clinic (POS 11).
What is CPT code 50391?
CPT 50391 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Instll rx agnt into rnal tub". In the ASC context it is grouped under ASC Surgical.
Is CPT 50391 payable in an ambulatory surgery center (ASC)?
CPT 50391 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 50391 typically performed?
Ambulatory surgery center (POS 24); also commonly performed in an office or clinic (POS 11).
Which specialties use CPT 50391?
CPT 50391 is most associated with Urology.
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.