CPT 10021
Fna bx w/o img gdn 1st les
CPT 10021 at a glance
- Code
- 10021
- Code type
- CPT/HCPCS
- Short descriptor
- Fna bx w/o img gdn 1st les
- 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 10021?
CPT 10021 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Fna bx w/o img gdn 1st les". In the ASC context it is grouped under ASC Surgical.
Is CPT 10021 payable in an ambulatory surgery center (ASC)?
CPT 10021 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 10021 typically performed?
Ambulatory surgery center (POS 24); also commonly performed in an office or clinic (POS 11).
Which specialties use CPT 10021?
CPT 10021 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.