[14] As of April 2019, the Senate proposal did not include details on how to completely pay for the plan, but Sanders had released a paper listing ideas.

[15][16] Dean Phillips, the Democratic congressman who challenged Joe Biden for the Party's nomination for President in 2024, endorsed Pramila Jayapal's “Medicare for All” legislation during his campaign.

[19] Others have estimated a long-term savings amounting to 40% of all national health expenditures due to the extended preventive healthcare and the elimination of insurance company overhead costs.

[21] Charles Blahouse, who worked as George W. Bush's economic advisor and as a public trustee for medicare and social security, wrote a Mercatus Center study of the 2017 proposal[22] It claims that Sanders' M4A plan will increase federal spending by at least $32 trillion (this money is currently going to private healthcare) but that the savings on administrative and other costs could save $2 trillion in healthcare costs.

A 2019 analysis was critical of Sanders' bill for allowing accountable care organizations and failing to include a provision to negotiate budgets with hospitals.