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Excluded from ASC Pay (Add. EE) · CPT/HCPCS (Add. EE)

CPT 69979

Unlisted px temporal bone

CPT 69979 at a glance

Code
69979
Code type
CPT/HCPCS (Add. EE)
Short descriptor
Unlisted px temporal bone
Category
Excluded from ASC Pay (Add. EE)
ASC payment status
Excluded from ASC payment
CMS addendum
EE (Excluded)
Typical setting
Hospital outpatient department (POS 22) or office (POS 11). Not separately payable in an ASC.

What is CPT code 69979?

CPT 69979 is a CPT/HCPCS (Add. EE) procedure code. Its official CMS short descriptor is "Unlisted px temporal bone". In the ASC context it is grouped under Excluded from ASC Pay (Add. EE).

Is CPT 69979 payable in an ambulatory surgery center (ASC)?

CPT 69979 is on CMS Addendum EE, the list of procedures excluded from ASC payment. Medicare does not pay for it in the ASC setting; it is typically performed in a hospital outpatient department (HOPD) or office instead.

Where is CPT 69979 typically performed?

Hospital outpatient department (POS 22) or office (POS 11). Not separately payable in an ASC.

Which specialties use CPT 69979?

CPT 69979 is most associated with Otolaryngology (ENT).

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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