John D. Wiemann, MHA

John Wiemann was appointed by the Missouri Consolidated Health Care Plan (MCHCP) Board of Trustees as executive director, effective May 19, 2025.

In this role, Wiemann leads all aspects of the health plan on behalf of the MCHCP Board of Trustees. His responsibilities include overseeing daily operations, managing staff, administering key contracts, ensuring compliance with state and federal regulations, and representing the plan during the State of Missouri’s legislative and budgeting process.

Wiemann has more than two decades of leadership experience in policymaking, healthcare and insurance, higher education administration, and nonprofit organizations. A lifelong Missourian, he represented District 103 in the Missouri House of Representatives from 2015 to 2022, serving the last four years as Speaker Pro Tempore. He was also president & CEO of Midwest Physicians Insurance Advisors from 2009 to 2022 and most recently served as Vice President of Operations and Strategic Initiatives at St. Charles Community College.

He holds a Bachelor of Science in Business Administration and a Master of Health Administration, both from the University of Missouri.

With a strong foundation in strategic leadership and a deep commitment to public service, Wiemann will focus on guiding MCHCP in continuing to provide high-quality health care coverage for plan members.