High Quality Content by WIKIPEDIA articles! Yale-New Haven Hospital (abbreviated YNHH), Connecticut's largest hospital with more than 944 beds, is located in New Haven, Connecticut. The hospital is owned and operated by the Yale New Haven Health System, Inc. Yale-New Haven Hospital includes the 168-bed Smilow Cancer Hospital at Yale-New Haven; the 201-bed Yale-New Haven Children's Hospital; and the 76-bed Yale-New Haven Psychiatric Hospital. Yale-New Haven is the primary teaching hospital for Yale School of Medicine and Yale School of Nursing. Yale-New Haven Hospital regularly ranks among the best hospitals in the U.S. and is accredited by the Joint Commission on the Accreditation of Healthcare Organizations (JCAHO).