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PAYER POLICY CHANGES

A6604 Insurance Policy Changes

HCPCS A6604 is officially defined as "Gradient compression bandaging supply, low density flat foam sheet, per 250 square centimeters, each." HCPCS A6604 is referenced in 3 tracked payer policy changes from CareSource. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for HCPCS A6604 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.

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REFERENCE DATA

Payers with rules3
Payers requiring prior auth3
  • BCBS Michigan · Effective October 13, 2026

    Prior authorization required in some cases

    BCBSM and BCN procedure codes for which providers must request prior authorization (commercial lines)

  • 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 A6604?

AmeriHealth Caritas lists A6604 on AmeriHealth Caritas Louisiana prior authorization service list for medicaid managed plans, with conditions. Verify with the payer before scheduling.

Does BCBS Michigan require prior authorization for A6604?

BCBS Michigan lists A6604 on BCBSM and BCN procedure codes for which providers must request prior authorization (commercial lines) for commercial plans, with conditions (list dated October 13, 2026). Verify with the payer before scheduling.

Does Centene require prior authorization for A6604?

Centene lists A6604 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.

What insurance policy changes affect HCPCS A6604?

There are 3 tracked policy changes affecting HCPCS A6604, including updates from CareSource. Each change may modify coverage criteria, reimbursement rates, or prior-authorization requirements.

Which payers have updated policy for HCPCS A6604?

Payers that have issued tracked updates for HCPCS A6604 include: CareSource.

How do I get notified when HCPCS A6604 policy changes?

Create a free account at PolicyChanges.app and save a search filtered to HCPCS A6604. 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 A6604?

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 A6604

Prior authorization lists, coverage criteria, NCCI edits and Medicare coverage articles for A6604 in one place.

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