The property features a 282,494 square-foot hospital building that was constructed in 1899 and is located in Boston's Dorchester neighborhood. The building sits a short distance from multiple public transit options including the Cedar Grove Station and Ashmont Station. The 159-bed community teaching hospital is currently run by Steward Health Care and is affiliated with Tufts University School of Medicine and Tufts Medical Center. The hospital had its beginnings in 1863 in South Boston. It was the first Catholic hospital in New England. Among its first patients were American Civil War soldiers. In 1892 a Carney Hospital team performed the first abdominal surgery in Boston.