The department shall bill persons liable for cost of care for the amount due on their assessments in the same manner as other debts and accounts. No bill shall be payable unless it contains the dates of service for which the costs billed therein were incurred. The department is authorized to maintain in the name of the department and the State of Georgia any action at law or equity in any court of this state or any other state which may be necessary to collect such sums.
OCGA § 37-9-11