HCPCS G0104
Ca screen;flexi sigmoidscope
HCPCS G0104 at a glance
- Code
- G0104
- Code type
- CPT/HCPCS
- Short descriptor
- Ca screen;flexi sigmoidscope
- 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 HCPCS code G0104?
HCPCS G0104 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Ca screen;flexi sigmoidscope". In the ASC context it is grouped under ASC Surgical.
Is HCPCS G0104 payable in an ambulatory surgery center (ASC)?
HCPCS G0104 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 HCPCS G0104 typically performed?
Ambulatory surgery center (POS 24); also commonly performed in an office or clinic (POS 11).
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.