A9553 – Chromium cr-51 sodium chromate, diagnostic, per study dose, up to 250 microcuries

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

Active code Carrier judgment

HCPCS codeA9553
Long description
Chromium cr-51 sodium chromate, diagnostic, per study dose, up to 250 microcuries
Short description
Cr51 chromate
Pricing indicator
53 Statute
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, 2026 – No change

Frequently asked questions

What is HCPCS code A9553?

A9553 is a HCPCS Level II code for chromium cr-51 sodium chromate, diagnostic, per study dose, up to 250 microcuries.

Does Medicare cover A9553?

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.