Nassau County Office of MH CD and DD Servs OTP 2201 Hempstead Turnpike, Nassau County Medical Center, Bldg K, East Meadow, NY 11554 516-572-5801
Nassau Cnty Dept-Drug-Alc Addiction Methadone Treatment Clinic 2201 Hempstead Turnpike, Building K, Nassau County Medical Center, East Meadow, NY 11554 516-572-5906