John D. Wiemann

MO State Representative, R-103

John Wiemann, was first elected in 2014 and re-elected in 2016 and 2018 to the Missouri State Legislature.  He represents a part of St. Charles County which includes the cities of Cottleville, St. Peters, O'Fallon and Weldon Spring.  


In 2019, Representative Wiemann was elected by his peers to serve as Speaker Pro-Tem, which is the second highest ranking leadership position in the Missouri House of Representatives.  He currently serves as a member of Fiscal Review committee along with ex-officio member of all House committees.  In the state legislature, Representative Wiemann is recognized as the leading expert in healthcare and insurance-related issues.  


When away from the general assembly Rep. Wiemann is President & CEO of Midwest Physician Insurance Advisors, an insurance bokerage firm that specializes in medical malpractice insurance.  John has over twenty years of healthcare and insurance industry related experience working for hospitals, physician groups, a physician staffing company, health insurance carrier, regional and national captive insurance companies, along with several small, medium and large insurance brokerage firms.  


John is an active member of his community where he attends Assumption Catholic Church, serves on the board of directors for the Jr. GAC youth football league, referees youth sports, and belongs to several local charitable service clubs such as the Knights of Columbus, Lions Club, and Pachyderm Club.


John has a Bachelor of Science Degree in Business Administration along with a Masters of Health Administration from the University of Missouri in Columbia.  John resides in O'Fallon, Missouri with his wife Yvette, and two sons, Blake and Clayton.