Off the top of my head: - The Partnership for America's Health Care Future - American Hospital Association - U.S. Chamber of Commerce - Various lobbying org

Off the top of my head: - The Partnership for America's Health Care Future - American Hospital Association - U.S. Chamber of Commerce - Various lobbying organizations related to private insurance and adjacent systems, like pharmacy benefit management organizations Politico has a great article about the Medicare For All fight[0] The opposition spent hundreds of millions of dollars fighting it. [0]: https://www.politico.com/news/agenda/2019/11/25/medicare-for-all-lobbying-072110 https://www.politico.com/news/agenda/2019/11/25/medicare-for...