All ASC CPT codes
ASC Surgical · CPT/HCPCS

CPT 21554

Exc neck tum deep 5 cm/>

CPT 21554 at a glance

Code
21554
Code type
CPT/HCPCS
Short descriptor
Exc neck tum deep 5 cm/>
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 21554?

CPT 21554 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Exc neck tum deep 5 cm/>". In the ASC context it is grouped under ASC Surgical.

Is CPT 21554 payable in an ambulatory surgery center (ASC)?

CPT 21554 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 21554 typically performed?

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

Which specialties use CPT 21554?

CPT 21554 is most associated with General Surgery, Orthopaedic 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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