TennCare - As introduced, requires, on and after July 1, 2026, a minor who is enrolled in TennCare medicaid or the CoverKids program to remain eligible for such program until the minor reaches 18; prohibits the division of TennCare from subjecting the minor to a redetermination of eligibility or disenrollment, except under certain circumstances; requires the director of TennCare to submit any necessary federal waiver request by December 31, 2025. - Amends TCA Title 71.