A9543 – Yttrium y-90 ibritumomab tiuxetan, therapeutic, per treatment dose, up to 40 millicuries

HCPCS Level II code · A codes: Transportation, Medical & Surgical Supplies, Miscellaneous & Experimental

Active code Carrier judgment

HCPCS codeA9543
Long description
Yttrium y-90 ibritumomab tiuxetan, therapeutic, per treatment dose, up to 40 millicuries
Short description
Y90 ibritumomab, rx
Pricing indicator
51 Drugs
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
I1E Standard imaging - nuclear medicine
ASC
Approved for ambulatory surgical centers
Added
January 1, 2006
Last change
January 1, 2025 – No change

Frequently asked questions

What is HCPCS code A9543?

A9543 is a HCPCS Level II code for yttrium y-90 ibritumomab tiuxetan, therapeutic, per treatment dose, up to 40 millicuries.

Does Medicare cover A9543?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby A codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.