“Medicare for Al” refers to a bill originally introduced to Congress in September 2017 by Senator Bernie Sanders, I-Vermont, with 16 Democratic cosponsors that would create a single, federal, government-administered program to provide healthcare to all US residents. In February 2019, Representative Pramila Jayapal, D-Washington, introduced the Medicare for All Act of 2019, with 106 cosponsors. This bill builds upon the legislation that Sanders introduced, with a few key differences. Here are 5 things to know about the bills.