Staten Island University Hospital | 10,065 followers on LinkedIn. What began as a one-room infirmary more than 150 years ago has grown to become a 714-bed teaching hospital that spans two campuses, providing a vast array of services in health and wellness. Our 17-acre North campus houses Staten Island’s most modern emergency department, a state-of-the-art education center, and a medical arts pavilion. Our South campus boasts its own emergency department and offers a range of specialty programs, including geriatric psychiatry, behavioral health and substance abuse services.