Police, Security & Outside Services
We are ready to respond to emergencies 24 hours a day, 7 days a week. To request emergency services anywhere on Massachusetts General Hospital’s main Boston campus, call 617-726-2121. To request emergency services at another location, choose from the list of emergency numbers.
Special Investigations Unit (SIU)
The Special Investigations Unit (SIU) is a team of highly trained investigators responsible for conducting criminal and non-criminal investigations and acting as a liaison with local, state and federal law enforcement.
Mass General offers its employees both in-person and online safety training. (Intranet only)