North Shore - LIJ OB-GYN at Garden City, PC. Physician Assistant (PA) • 1 Provider. 877 Stewart Ave, Garden City NY, 11530. Make an Appointment. (516) 222-0722. North Shore - LIJ OB-GYN at Garden City, PC is a medical group practice located in Garden City, NY that specializes in Physician Assistant (PA). Providers Location Reviews..