Notwithstanding the provisions of section 56-405 and section 56-406, Idaho Code, any such contract entered into between the designated and responsible governmental agency and an independent contractor for the administration of such medical assistance programs may set forth therein a procedure for the disbursement of funds to the recipients of such program and, upon the approval of the procedures so established by the state controller, disbursements of funds shall be made by the state of Idaho to the independent contractor and by the independent contractor to the recipients in accordance with the procedures so established. Procedures established by contract for the disbursement of funds shall have reference only to such funds as involve the participation of the federal government under the provisions of title XIX of the Social Security Act of 1965, as amended.