Drug Coverage Lookup
Search any prescription drug to see Medicare Part D formulary tier placement, NADAC pricing, and prior authorization requirements across 329 plans.
How Drug Coverage Lookup Works
Enter Your Drug
Type a brand or generic drug name. Our database includes over 4,000 prescription drugs with NDC identifiers from FDA and RxNorm.
Filter by Plan Type
See formulary tier placement across 329 Medicare Part D plans. Add a state to filter.
Compare Coverage
See formulary tier, copay estimates, prior authorization requirements, step therapy protocols, and quantity limits across plans.
Upload Your SBC
Drop your Summary of Benefits PDF to see exactly what your specific plan covers, parsed and explained in plain language.
Data Sources and Limitations
Formulary tier data comes from CMS Medicare Part D plan analysis (329 plans, 2026 plan year). Drug pricing from NADAC (National Average Drug Acquisition Cost), updated weekly by CMS. Drug identity from FDA and RxNorm.
This tool provides general coverage information for educational purposes. Actual coverage, copays, and restrictions depend on your specific plan, pharmacy, and benefits. Always verify coverage with your insurance provider or pharmacist before making treatment decisions.