The DOM is a Harvard Medical School (HMS)-affiliated academic department with >1,900 faculty members, ~20 combined divisions plus research institutes, >500 trainees in accredited programs, nearly $695 million in annual total direct research expenditures, and annual operating revenue of >$1.15 billion dollars across both the hospital and physician organizations. Founded by Brigham and Women’s Hospital (BWH) and Massachusetts General Hospital (MGH), MGB supports a complete continuum of care, including two academic medical centers, community and specialty hospitals, a managed care organization, a physician network, community health centers, home care, and other health-related entities.