CPT 33521
CABG artery-vein four
Last reviewed August 2026 · DataLily AI data team
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CPT 33521 at a glance
- Code
- 33521
- Code type
- CPT/HCPCS
- Short descriptor
- Cabg artery-vein four
- Category
- Not typically performed in an ASC
- ASC eligibility
- Not typically performed in an ASC
- Typical setting
- Hospital outpatient department (POS 22) or office (POS 11). Not typically performed in an ASC.
What is CPT code 33521?
CPT 33521 is a CPT/HCPCS procedure code for CABG artery-vein four. Its official short descriptor is "Cabg artery-vein four". In the ASC context it is grouped under Not typically performed in an ASC.
Is CPT 33521 eligible in an ambulatory surgery center (ASC)?
CPT 33521 is not typically performed in an ambulatory surgery center; it is usually done in a hospital outpatient department (HOPD) or office instead.
Where is CPT 33521 typically performed?
Hospital outpatient department (POS 22) or office (POS 11). Not typically performed in an ASC.
Which specialties use CPT 33521?
CPT 33521 is most associated with General Surgery.
Reference information about ASC eligibility and typical procedure setting. Codes, descriptors, and ASC-eligibility status change over time. This is a coding reference, not billing, coding, or legal advice. Always verify against current guidance and individual payer policy before scheduling or billing. CPT is a registered trademark of the American Medical Association. Read the DataLily AI data methodology.