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PAYER POLICY CHANGES

C9146 Insurance Policy Changes

HCPCS C9146 is officially defined as "Injection, mirvetuximab soravtansine-gynx, 1 mg." HCPCS C9146 is referenced in 1 tracked payer policy change from Premera Blue Cross. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for HCPCS C9146 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.

Watch C9146

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REFERENCE DATA

Payers with rules3
Payers requiring prior auth3
  • Cigna · Effective August 1, 2026

    Prior authorization required

    HealthSpring Prior Authorization Procedure Code List

  • Centene · Effective December 31, 2025

    Prior authorization required

    Sunshine Health Title XIX, Title XXI, Managed Medical Assistance CMS-0057-F prior authorization requirements

FREQUENTLY ASKED QUESTIONS

Does AmeriHealth Caritas require prior authorization for C9146?

AmeriHealth Caritas lists C9146 on AmeriHealth Caritas Louisiana prior authorization service list for medicaid managed plans. Verify with the payer before scheduling.

Does Centene require prior authorization for C9146?

Centene lists C9146 on Sunshine Health Title XIX, Title XXI, Managed Medical Assistance CMS-0057-F prior authorization requirements for medicaid managed plans (list dated December 31, 2025). Verify with the payer before scheduling.

Does Cigna require prior authorization for C9146?

Cigna lists C9146 on HealthSpring Prior Authorization Procedure Code List for medicare advantage plans (list dated October 1, 2026). Verify with the payer before scheduling.

What insurance policy changes affect HCPCS C9146?

There are 1 tracked policy change affecting HCPCS C9146, including updates from Premera Blue Cross. Each change may modify coverage criteria, reimbursement rates, or prior-authorization requirements.

Which payers have updated policy for HCPCS C9146?

Payers that have issued tracked updates for HCPCS C9146 include: Premera Blue Cross.

How do I get notified when HCPCS C9146 policy changes?

Create a free account at PolicyChanges.app and save a search filtered to HCPCS C9146. You will get an email when new policy changes reference this code: daily or weekly, your choice, on every plan.

Why do payers change policies for HCPCS C9146?

Payers revise policies for individual billing codes to align with updated clinical guidelines, CMS rule changes, fraud and abuse prevention measures, or network cost-management goals. Changes can affect medical necessity criteria, place-of-service restrictions, bundling rules, or whether a code requires prior authorization.

See every payer rule for C9146

Prior authorization lists, coverage criteria, NCCI edits and Medicare coverage articles for C9146 in one place.

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