"medical assistance" . . . . . "\u201Clookback\u201D of five years" . . . . "Title XIX of the Social Security Act" . . . . . . . . "Medicaid" . . . . "the poor" . . . . "Medical Assistance" . . "Medicaid Services Investment and Accountability Act of 2019" . "expand Medicaid" . "medicaid" . . . . . . . . . . "the low-income health insurance program" . . . . . "Medicaid" . "Title XIX" . . . "state health programs" . . . "expand Medicaid coverage" . . . . . "Medicaid Reentry Act of 2021" . . . "MaineCare" . . . . . "Medicaid expansion" .