Gap Drug Type for Tiers 1 - 7

Indicates the type of drug (e.g., "Generic", "Brand", etc.) included on the Part D formulary tier 1 through tier 7 for the coverage gap phase. A tier may include multiple drug types.

Code Code value
1 in 1 Non-Preferred Brand
1 in 2 Generic
1 in 3 Preferred Generic
1 in 4 Non-Preferred Generic
1 in 5 Brand
1 in 6 Preferred Brand