The term commissioner of health for a county, or a city having a population of 50,000 or more and having an established department of health, shall mean the officer who administers and manages public health programs within the county or city and who has the general powers and duties specified for county or city commissioners of health in applicable provisions of the Public Health Law.
N.Y. Comp. Codes R. & Regs. Tit. 10 § 11.10