OSF Saint Anthony Medical Center

Rockford, Illinois

78th Annual Theodor Lang OSF May Day
Medical Conference

Thursday & Friday, May 4-5 2017

Giovanni's Restaurant & Convention Center


Theodor LangTheodor Lang Theodor Lang, MD, an Austrian radiologist on staff at St. Anthony Hospital, founded the May Day Conference. Dr. Lang’s goal was to gather physicians from the region under one tent for a day of education and fellowship to patient care.

78 years later, we continue to strive to improve patient care by bringing medical education and fellowship to our health care providers. We are proud to continue the OSF May Day Medical Conference as the second longest running medical conference in the United States.

Registration Materials

Conference Brochure (PDF - 1.6 MB)

Reservation Form (PDF - 178.0 KB)

Vendor Hall Schedule (PDF - 200.4 KB)


Conference presentations will be made available from May 4 through May 31, 2017.