Beginning July 1, 2021, the total MaineCare payments to a federally qualified health center may not be lower than the total amount the federally qualified health center would have received in accordance with the payment method in effect as of June 30, 2021, adjusted for inflation; The rebasing of reimbursement rates must be based on a change in the scope of services provided by a federally qualified health center, actual costs incurred and other factors; The Department of Health and Human Services may develop alternative value-based payment models in accordance with federal law; and Rules adopted to implement this legislation are major substantive rules.