A9579 Gad-base mr contrast nos,1ml

Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml

Medically Unlikely Edits (effective October 1, 2026)

Medicare pricing for A9579

Medicare Part B drug payment limit (ASP, October 2026)

A9579 payment limit: $1.435 per 1 ML, effective October 1, 2026 through December 31, 2026, based on 2Q26 ASP data. Coinsurance 20%.

NDCs that bill under A9579 (CMS ASP NDC-HCPCS crosswalk, October 2026)

Physician Fee Schedule (CY 2026, RVU26D)

Status X: statutory exclusion, not paid under the PFS.

Payer policies and prior authorization for A9579

Payer coverage policies that name A9579

A9579 appears in 6 coverage policies from Aetna, Blue Cross & Blue Shield of Mississippi, Premera Blue Cross.

PayerPolicyRole in policyReviewedDocument
AetnaEndolymphatic Hydrops (Meniere's Disease) Tests (0571)not coveredSep 1, 2026payer document
AetnaMagnetic Resonance Imaging (MRI) and Computed Tomography (CT) of the Spine (0236)covered if criteria are metApr 9, 2026payer document
AetnaMagnetic Resonance Imaging of the Cardiovascular System - Cardiac MRI (0520)covered if criteria are metAug 20, 2026payer document
AetnaRilonacept (Arcalyst) (0770)listed, no stanceSep 11, 2026payer document
Blue Cross & Blue Shield of MississippiBone Mineral Density Studies (L.6.01.412)covered if criteria are metpayer document
Premera Blue CrossPreventive Care
Procedure Code(s) | Comments
covered if criteria are metSep 21, 2026payer document

Medicaid fee-for-service

Prior authorization required or conditional in IN.

  • AZ: $1.44 (outpatient_hospital), effective Jul 1, 2026
  • CO: $5.73 (chp_plus, non-facility), effective Jul 1, 2026
  • KY: $0.00 (asc), effective Jan 1, 2026
  • MS: $1.45 (comprehensive), effective Jul 1, 2026
  • NE: $1.43 (injectables), effective Jul 1, 2026
  • OH: $1.44 (provider_administered_drugs), effective Jul 1, 2026
  • VA: $1.43 (medical), effective Jul 1, 2026
  • VT: $0.00 (outpatient_hospital_opps), effective Feb 1, 2026
  • WA: $1.44 (physician, facility), effective Jul 1, 2026
  • WY: $0.00 (outpatient_hospital_apc, Children's Hospitals), effective Apr 1, 2026

From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.