Who is affected by this change?

This affects Blue Cross & Blue Shield of Mississippi Neurology, Pain Management, Neurosurgery providers in MS on Commercial plans.

When does this change take effect?

This change is effective Aug 4, 2025.

Which billing codes are affected?

The following codes are affected: 64999.

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CommercialCoverageLow impact

Occipital Nerve Stimulation

Blue Cross & Blue Shield of Mississippi·MS · Neurology, Pain Management, Neurosurgery·Medical Policy

Effective date

Aug 4, 2025

We identified it

Jun 20, 2026

Days to comply

—

Summary

BCBS Mississippi updated their policy on occipital nerve stimulation for headaches/migraines, confirming it remains investigational and not covered. The policy updated treatment information for migraines and device details but maintained the same coverage denial stance.

Action Required

Action needed

By August 4, 2025: Billing team should verify that occipital nerve stimulation procedures (CPT 64999) are flagged as non-covered/investigational in billing system for BCBS Mississippi plans. Ensure claims are not submitted as this procedure remains investigational and will be denied.

Affected Billing Codes

64999

Related policy hubs

Blue Cross & Blue Shield of Mississippi policies MS policy changes Neurology Pain Management Neurosurgery Code 64999