All ASC CPT codes
ASC Surgical · CPT/HCPCS

CPT 44389

Colonoscopy with biopsy

CPT 44389 at a glance

Code
44389
Code type
CPT/HCPCS
Short descriptor
Colonoscopy with biopsy
Category
ASC Surgical
ASC payment status
Payable in an ASC (surgical)
CMS addendum
AA (Surgical)
Typical setting
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).

What is CPT code 44389?

CPT 44389 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Colonoscopy with biopsy". In the ASC context it is grouped under ASC Surgical.

Is CPT 44389 payable in an ambulatory surgery center (ASC)?

CPT 44389 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 44389 typically performed?

Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).

Which specialties use CPT 44389?

CPT 44389 is most associated with Gastroenterology, General Surgery.

Specialties that use this code

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.

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