Said chapter 29, as so appearing, is hereby amended by adding the following:-
Section 2OOO. There shall be established on the books of the commonwealth the Medical Assistance Trust Fund, which shall be administered by the secretary of health and human services. Funds from this account may be expended for supplemental Medicaid payments to qualifying providers pursuant to an approved state plan or federal waiver. Amounts credited to the fund shall not be subject to further appropriation.