A9553 HCPCS Level II code: Chromium cr-51 sodium chromate, diagnostic, per study dose, up to 250 microcuries
A9553 is the HCPCS code for “Chromium cr-51 sodium chromate, diagnostic, per study dose, up to 250 microcuries” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A9553Chromium cr-51 sodium chromate, diagnostic, per study dose, up to 250 microcuries
Short description: Cr51 chromate
HCPCS · United States
Medicare details
The indicators CMS publishes with A9553 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Statute
- ASC
- Approved for ambulatory surgical centers
- Type of service
- Diagnostic radiology
- BETOS category
- Standard imaging - nuclear medicine
- Added
- Jan 1, 2006
Where A9553 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A9553Chromium cr-51 sodium chromate, diagnostic, per study dose, up to 250 microcuries
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code A9553 mean?
A9553 is the HCPCS code for “Chromium cr-51 sodium chromate, diagnostic, per study dose, up to 250 microcuries” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A9553?
CMS lists A9553’s Medicare coverage as “Carrier judgment” and its pricing as “Statute”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside A9553
All A codesA9546Cobalt co-57/58, cyanocobalamin, diagnostic, per study dose, up to 1 microcurieA9547Indium in-111 oxyquinoline, diagnostic, per 0.5 millicurieA9548Indium in-111 pentetate, diagnostic, per 0.5 millicurieA9550Technetium tc-99m sodium gluceptate, diagnostic, per study dose, up to 25 millicurieA9551Technetium tc-99m succimer, diagnostic, per study dose, up to 10 millicuriesA9552Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuriesA9554Iodine i-125 sodium iothalamate, diagnostic, per study dose, up to 10 microcuriesA9555Rubidium rb-82, diagnostic, per study dose, up to 60 millicuriesA9556Gallium ga-67 citrate, diagnostic, per millicurieA9557Technetium tc-99m bicisate, diagnostic, per study dose, up to 25 millicuriesA9558Xenon xe-133 gas, diagnostic, per 10 millicuriesA9559Cobalt co-57 cyanocobalamin, oral, diagnostic, per study dose, up to 1 microcurie