The new law requires drug companies that raise their drug prices faster than the rate of inflation to pay Medicare a rebate.

Part B Inflation Rebate Guidance: 340B Modifier

Fact Sheet: Medicare Prescription Drug Inflation Rebate Program Initial Guidance

Medicare Part B Inflation Rebate Program Initial Guidance

Medicare Part D Inflation Rebate Program Initial Guidance

Fact Sheet: Part B Rebatable Drug Coinsurance Reduction 

Reduced Coinsurance for Certain Part B Rebatable Drugs (April 1 - June 30, 2023)

Reduced Coinsurance for Certain Part B Rebatable Drugs (July 1 - September 30, 2023) 

Reduced Coinsurance for Certain Part B Rebatable Drugs (October 1 - December 31, 2023)