N.Y. Comp. Codes R. & Regs. tit. 18, § 501.2
(a) The commissioner of public welfare, or other appointive officer, shall appoint a qualified physician to serve as supervisor of medical services, on a full- or part-time basis. This physician shall serve under the general direction of the commissioner and shall have the responsibility for developing and supervising the professional aspects of the medical care program.
(1) Minimum requirements:
(iii) a license and current registration to practice in New York State.
(c) Basic responsibilities.
The supervisor of medical services shall be responsible to the commissioner of welfare for the functions listed in this subdivision:
(b) Qualifications.