A9579 HCPCS Level II code: Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml
A9579 is the HCPCS code for “Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
A9579Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml
Short description: Gad-base mr contrast nos,1ml
HCPCS · United States
Medicare details
The indicators CMS publishes with A9579 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- Drugs
- Type of service
- Diagnostic radiology
- BETOS category
- Standard imaging - nuclear medicine
- Added
- Jan 1, 2008
Where A9579 sits
- 1A codesAmbulance, supplies and miscellaneous
- 2Active code A9579Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml
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 A9579 mean?
A9579 is the HCPCS code for “Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover A9579?
CMS lists A9579’s Medicare coverage as “Carrier judgment” and its pricing as “Drugs”. 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 A9579
All A codesA9573Injection, gadopiclenol, 1 mlA9574Injection, ferumoxytol, 1 mgA9575Injection, gadoterate meglumine, 0.1 mlA9576Injection, gadoteridol, (prohance multipack), per mlA9577Injection, gadobenate dimeglumine (multihance), per mlA9578Injection, gadobenate dimeglumine (multihance multipack), per mlA9580Sodium fluoride f-18, diagnostic, per study dose, up to 30 millicuriesA9581Injection, gadoxetate disodium, 1 mlA9582Iodine i-123 iobenguane, diagnostic, per study dose, up to 15 millicuriesA9583Injection, gadofosveset trisodium, 1 mlA9584Iodine 1-123 ioflupane, diagnostic, per study dose, up to 5 millicuriesA9585Injection, gadobutrol, 0.1 ml