Of the $16.4 billion annual Medicaid costs for Louisiana, state taxpayers kick in about $3 billion, according to the Legislature. The new law would halt some of the tools Louisiana uses to pay that $3 billion, requiring the state to pour in extra money or let some people go without health insurance.

One health policy professor said cutting Medicaid and similar programs "will be devastating" to millions of Americans.

Congress has signed off on a $3.4 trillion legislative package featuring new tax breaks, spending cuts, and more funding for defense and immigration enforcement, delivering President Donald Trump his “big, beautiful bill” despite rumblings from fiscal hawks about the projected $4 trillion it could add to the national debt over the next decade.