- 200 Health, Business Groups Endorse Bipartisan Obamacare Bill The Hill by Jessie Hellmann — More than 200 health and business groups have endorsed a bipartisan bill to shore up Obamacare's insurance markets. Senate Health Committee Chairman Lamar Alexander (R-Tenn.) and ranking member Patty Murray (D-Wash.) announced the support Wednesday as part of their latest push to get the bill passed. Those in support include influential groups such as the American Medical Association and the American Hospital Association.