Medicare AdvantageCoverageMedium impact
MA08.007ap, Medicare Part B vs. Part D Crossover Drugs
Independence Blue Cross·Pharmacy·Pharmacy
Effective date
Jan 1, 2025
We identified it
Jun 19, 2026
Summary
This policy clarifies the distinction between Medicare Part B and Part D covered drugs for Medicare Advantage plans, addressing crossover scenarios where drugs may be eligible under either benefit. The policy provides guidelines to determine correct billing and coverage pathways effective January 1, 2025.
Action Required
By January 15, 2025: Billing team must review MA08.007ap policy to understand Part B vs. Part D drug classification rules. Implement verification process in billing workflow to confirm correct benefit category (Part B or Part D) before submitting pharmacy claims for Medicare Advantage patients. Update pharmacy benefit verification procedures to identify crossover drugs and route claims to appropriate benefit. Train billing staff on policy distinguishing factors. Failure to correctly classify crossover drugs may result in claim denials or payment delays.