ER-DOX Urgent Care Center is located in Amityville, NY in Suffolk County. We are open 7 days a week with late hours till 9PM. Our physicians treat patients of all ages and are available to provide immediate care. No appointment is necessary. walk-in for a diagnosis and treatment of all common illnesses and injuries. Flu, strep throat, sprains, broken bones, colds, coughs, pneumonia and more. X-Rays on site. Board certified in Emergency Medicine, our doctors provide the ultimate in quality care without the long wait of emergency rooms. Most patients are diagnosed and treated within 30 minutes. We look forward to meeting you!