All ASC CPT codes
ASC Ancillary · CPT/HCPCS

HCPCS Q4211

Amnion bio or axobio sq cm

HCPCS Q4211 at a glance

Code
Q4211
Code type
CPT/HCPCS
Short descriptor
Amnion bio or axobio sq cm
Category
ASC Ancillary
ASC payment status
Payable in an ASC (ancillary)
CMS addendum
BB (Ancillary)
Typical setting
Ambulatory surgery center (POS 24) or hospital outpatient department (POS 22).

What is HCPCS code Q4211?

HCPCS Q4211 is a CPT/HCPCS procedure code. Its official CMS short descriptor is "Amnion bio or axobio sq cm". In the ASC context it is grouped under ASC Ancillary.

Is HCPCS Q4211 payable in an ambulatory surgery center (ASC)?

HCPCS Q4211 is a covered ancillary service (CMS Addendum BB). Medicare reimburses it in the ASC setting when it is integral to a covered ASC surgical procedure.

Where is HCPCS Q4211 typically performed?

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

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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