CPT 43999
Unlisted procedure stomach
Last reviewed August 2026 · DataLily AI data team
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CPT 43999 at a glance
- Code
- 43999
- Code type
- CPT/HCPCS
- Short descriptor
- Unlisted procedure stomach
- 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 43999?
CPT 43999 is a CPT/HCPCS procedure code for unlisted procedure stomach. Its official short descriptor is "Unlisted procedure stomach". In the ASC context it is grouped under Not typically performed in an ASC.
Is CPT 43999 eligible in an ambulatory surgery center (ASC)?
CPT 43999 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 43999 typically performed?
Hospital outpatient department (POS 22) or office (POS 11). Not typically performed in an ASC.
Which specialties use CPT 43999?
CPT 43999 is most associated with Gastroenterology, 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.