AARP calls out the 25 most costly Medicare Part D drugs ahead of price negotiations

These are two of the 25 brand-name drugs that accounted for the highest Medicare Part D spending in 2021, according to a new study by AARP. They cost the Medicare program $80.9 billion in one year. By Sept. 1, the Centers for Medicare& Medicaid Services will announce the first 10 drugs selected for negotiation.