The Michigan State Medical Society (MSMS) is a professional association representing more than 15,000 physicians in Michigan. Incorporated on June 5, 1866, MSMS is a non-profit, membership organization of physicians, graduates completing residency programs, and medical school students. The mission of the Michigan State Medical Society is to promote a health care environment which supports physicians in caring for and enhancing the health of Michigan citizens through science, quality, and ethics in the practice of medicine.