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PAYER POLICY CHANGES

S3866 Insurance Policy Changes

HCPCS S3866 is officially defined as "Genetic analysis for a specific gene mutation for hypertrophic cardiomyopathy (hcm) in an individual with a known hcm mutation in the family." HCPCS S3866 is referenced in 4 tracked payer policy changes from Excellus BlueCross BlueShield, Aetna, and 1 other payer. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for HCPCS S3866 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 rules13
Payers requiring prior auth13
  • Anthem BCBS · Effective November 1, 2026

    Prior authorization required

    Anthem Local PPO Precertification/Prior Authorization List (California | Anthem Blue Cross | Commercial)

  • BCBS Arizona · Effective October 1, 2026

    Prior authorization required in some cases

    AZ Blue Standard Prior Authorization Requirements Code List (Updated 10/01/2026)

  • CountyCare Health Plan · Effective April 23, 2026

    Prior authorization required

    CountyCare Prior Authorization Look-Up Tool (All Codes)

FREQUENTLY ASKED QUESTIONS

Does Ambetter require prior authorization for S3866?

Ambetter lists S3866 on Ambetter from Arizona Complete Health CMS-0057-F prior authorization requirements for exchange plans (list dated December 31, 2025). Verify with the payer before scheduling.

Does Anthem BCBS require prior authorization for S3866?

Anthem BCBS lists S3866 on Anthem Local PPO Precertification/Prior Authorization List (California | Anthem Blue Cross | Commercial) for commercial plans (list dated November 1, 2026). Verify with the payer before scheduling.

Does BCBS Arizona require prior authorization for S3866?

BCBS Arizona lists S3866 on AZ Blue Standard Prior Authorization Requirements Code List (Updated 10/01/2026) for commercial plans, with conditions (list dated October 1, 2026). Verify with the payer before scheduling.

Does BCBS Illinois require prior authorization for S3866?

BCBS Illinois lists S3866 on 2026 Commercial Outpatient Medical Surgical Prior Authorization Codes for commercial plans, with conditions (list dated January 1, 2026). Verify with the payer before scheduling.

Does BCBS Montana require prior authorization for S3866?

BCBS Montana lists S3866 on 2026 Commercial Medical Surgical Prior Authorization Codes for commercial plans, with conditions (list dated January 1, 2026). Verify with the payer before scheduling.

What insurance policy changes affect HCPCS S3866?

There are 4 tracked policy changes affecting HCPCS S3866, including updates from Excellus BlueCross BlueShield, Aetna, Blue Cross & Blue Shield of Mississippi. Each change may modify coverage criteria, reimbursement rates, or prior-authorization requirements.

Which payers have updated policy for HCPCS S3866?

Payers that have issued tracked updates for HCPCS S3866 include: Excellus BlueCross BlueShield, Aetna, Blue Cross & Blue Shield of Mississippi.

How do I get notified when HCPCS S3866 policy changes?

Create a free account at PolicyChanges.app and save a search filtered to HCPCS S3866. 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 S3866?

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 S3866

Prior authorization lists, coverage criteria, NCCI edits and Medicare coverage articles for S3866 in one place.

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RELATED

All billing codesJ3590C9399J3490992159921399202

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