All ASC CPT codes
ASC Surgical · CPT/HCPCS

CPT 46601

Diagnostic anoscopy

CPT 46601 at a glance

Code
46601
Code type
CPT/HCPCS
Short descriptor
Diagnostic anoscopy
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 46601?

CPT 46601 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Diagnostic anoscopy". In the ASC context it is grouped under ASC Surgical.

Is CPT 46601 payable in an ambulatory surgery center (ASC)?

CPT 46601 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 46601 typically performed?

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

Which specialties use CPT 46601?

CPT 46601 is most associated with 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.

Related codes in ASC Surgical
Browse all ASC CPT codes