They will die.
Or they will pay their own way. But I suspect that won’t be allowed much longer anyway.
Texas has considered and a lot of other states will be considering dropping Medicaid. Texas did a study and found that by dropping the federal funding and requirements, they could possibly come out better by going alone with a strictly controlled state program (no abortions, no illegals, mandatory co-pays, etc.). Hopefully Texas will do it in the future.