History

In 1984 Dr. Harry W. Still (son of A.T. Still, MD, DO founder of osteopathic medicine) was the first DO to establish a permanent practice in Illinois.

In 1902 the American College of Osteopathic Medicine and Surgery and the Chicago School of Osteopathy were founded in Chicago and merged in 1904. In 1903 the Illinois Osteopathic Association was incorporated in Illinois. By 1913 the American College of Osteopathic Medicine and Surgery changed its name to the Chicago College of Osteopathy and the A.T. Still Research Institute laboratories were located in Chicago until its closure in 1918. In 1920 the first meeting of the American Osteopathic Association (AOA) House of Delegates held in June at the Sherman Hotel in Chicago and by 1922 the AOA moved their headquarters to Chicago, IL.

In 1952 he Articles of Incorporation of the Illinois Association of Osteopathic Physicians and Surgeons were filed with the Illinois Secretary of State. In 1955 the Illinois Supreme Court handed down the decision approving the Chicago College of Osteopathy as a school qualified to teach medicine and surgery in all of its branches.

In 1999 the Illinois Association of Osteopathic Physicians and Surgeons changed its name to the Illinois Osteopathic Medical Society and continued to serve osteopathic physicians through CME programming, advocacy, leadership development and stewardship.