Welcome to St. Charles Hospital - a full service acute care hospital located in Port Jefferson, NY. St. Charles is a proud member of Catholic Health Services of LI, the healing ministry of the Diocese of Rockville Centre, and has served the residents of the Three Village area for more than 100 years. The Hospital features three centers of excellence: Maternal/Child, Orthopedics and Long Island's premier center for Rehabilitation. This non-profit hospital also offers a full spectrum of acute care services with a heartfelt commitment to the provision of compassionate care for all we serve. St. Charles is renowned for its outstanding customer service and scored as one of the top hospitals on Long Island in the delivery of high quality care.