Position at Vassar Brothers Medical Center Northwell is the largest not-for-profit health system in the Northeast, serving residents of New York and Connecticut with 28 hospitals, more than 1,000 outpatient facilities, 22,000 nurses and over 20,000 physicians. Northwell cares for more than three million people annually in the New York metro area, including Long Island, the Hudson Valley, Connecticut and beyond, thanks to philanthropic support from our communities.