The First President To Propose National Health Insurance Was A Republican

The first president to propose National Health Insurance was a Republican. Teddy Roosevelt was also a trust-busting, pro-labor, Nobel Peace Prize-winning environmentalist. 

Teddy Roosevelt: "Malefactors Of Great Wealth... Are Curses To The Country"
http://paxonbothhouses.blogspot.com/2014/09/teddy-roosevelt-malefactors-of-great.html

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And Richard Nixon was the first (and only) president to propose a Guaranteed Minimum Income for all Americans.

Nixon's Guaranteed Basic Income Bill Passed The House But Fell One Vote Short In The Senate
http://paxonbothhouses.blogspot.com/2017/05/nixons-guaranteed-basic-income-bill.html