HCPCS Code A9575: Injection, Gadoterate Meglumine, 0.1 mL

Read about HCPCS code A9575 for injection, gadoterate meglumine, 0.1 mL. Learn billing units, documentation, modifiers, and payer coverage for MRI contrast use.

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Frequently asked questions

Each 0.1 mL equals one billing unit. To calculate, multiply the total administered volume in milliliters by 10 (e.g., 15 mL = 150 units).

Yes. Reimbursement rates vary significantly depending on the payer and contract terms.

Claims must include the total volume administered, number of units billed, and the NDC with unit (“UN1”) alongside the volume-to-unit conversion. Some payers may also require modifier coding such as “UD” for 340B program billing.