Massachusetts Medical Society

The Massachusetts Medical Society (MMS) is the oldest continuously operating state medical association in the United States. Incorporated on November 1, 1781, by an act of the Massachusetts General Court, the MMS is a non-profit organization that consists of more than 25,000 physicians, medical students and residents. It is currently based in Waltham, Massachusetts. The majority of the members live or practice in Massachusetts and the immediate vicinity.^[1]^{[non-primary source needed]}