Part D Insurers Are Increasingly Exiting Markets in Wake of IRA Changes

  • May 22, 2025

    The percentage of people affected by Medicare Part D insurers leaving their geographic market this year significantly increased from previous years, according to a study published on May 14 in JAMA. The results add to the growing literature showing the impact of Part D changes that were part of the Inflation Reduction Act (IRA) and took effect starting this year.  

    Health policy experts tell AIS Health, a division of MMIT, that the IRA-mandated shifts have contributed to more people choosing Medicare Advantage Prescription Drug (MA-PD) plans rather than stand-alone Prescription Drug Plans (PDPs), but they say it remains to be seen how potential policies from Donald Trump’s administration will impact the market. 

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  • Tim Casey

    Tim has been a reporter and editor for newspapers, websites and magazines for more than 20 years, including 10 years covering health care business topics. He has a deep knowledge of the managed care industry and pharmacy benefit management. He also has experience covering medical conferences and clinical and legislative health care issues. In 2014, the Society for Advancing Business Editing and Writing selected Tim as one of 15 journalists to participate in a national symposium on the Affordable Care Act. Tim has a B.A. in Psychology from the University of Notre Dame and an M.B.A. from Georgetown University.

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