How Much Does Medicare Pay For Cymbalta When The Cost Is $260? 
Prescriptions are covered under a Part D plan -LRB- prescription drug plan -RRB- or Part C plan -LRB- medicare advantage plan -RRB- . Every plan has a unique formulary that determines what tier each medication is categorized as or if it is even covered by the plan . Typically brand drugs are a tier 3 or higher and have a higher copay when filled at your in-network pharmacy . Some brand drugs have a generic alternative which puts them at a tier 1 or tier 2 which usually has a lower copay . Some plans provide for $ 0 copay for generics or at least a discount on your copays if you use a mail order pharmacy and may allow you to receive up to a 90 day supply of your medications . Be sure to read about any applicable prescription deductibles and coverage gaps/catastrophic gaps -LRB- commonly called ` the donut hole ' -RRB- that may apply to these plans as that may cause the copays to change . 