Any dispute arising within the purview of this chapter with reference to the regulation and supervision, or both, of any medical service corporation shall within 30 days after the dispute arises be submitted by the aggrieved person to the Commissioner for his decision with reference to such dispute, provided that nothing in this Code section shall authorize or require the Commissioner to determine the contractual rights between the parties interested in any medical service corporation. After proper notice and hearing, any decision and order of the Commissioner made pursuant to this chapter shall be binding on the persons involved unless set aside on review as provided for in this Code section. A review of any decision or order made by the Commissioner may be had in the Superior Court of Fulton County upon a writ of certiorari. Application for the writ shall be made within 30 days of the decision or order.