One of the issues not discussed is how Medicaid benefits the elderly, regardless of (original) income. From the New York Times:

"A combination of longer life spans and spiraling health care costs has left an estimated 64 percent of the Americans in nursing homes dependent on Medicaid. In Alaska, Mississippi and West Virginia, Medicaid was the primary payer for three-quarters or more of nursing home residents in 2015, according to the Kaiser Family Foundation."

Here's the link to the entire article:

https://www.nytimes.com/2017/06/24/science/medicaid-cutbacks-elderly-nursing-homes.html?_r=0