N.J. Stat. § 30:9-23.2
Notwithstanding anything to the contrary in any of the statutes or any provisions thereof, should a city and a county of the first class jointly appoint a medical director under the provisions hereof, the said medical director shall have supervision of all the medical boards, boards of managers, hospital committees, advisory boards or any other boards now or hereafter in charge of the medical institutions, in the city and county, and he is herewith cloaked with the authority of supervising all of the said medical institutions of which he shall be appointed as medical director with the right and power to approve and reject any acts of said boards or officials now acting or hereafter appointed to such medical boards, boards of managers, hospital committees, advisory boards, or any other boards.
N.J.S. § 30:9-23.2