The existence and amount of overpayment may be determined in an action to recover the overpayment in any court having jurisdiction. The MassHealth agency may also determine the existence and amount of overpayments. The procedures described in 130 CMR 450.236 and 450.237 do not apply to overpayments resulting from rate adjustments, which are governed by methods described in 130 CMR 450.259.
130 CMR 450.237