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September 25, 2023

Will Flett Joins ThedaCare as Chief Financial Officer

Supporting the Financial Growth, Strength and Efficiency of ThedaCare

Will Flett, MBA, CHFP, will be joining ThedaCare as Chief Financial Officer, leaders announced. In this role, Flett will provide the leadership, management and vision necessary to ensure ThedaCare has the proper operational controls, procedures and people in place to effectively grow the organization and to ensure financial strength and operating efficiency.

Through this work, Flett will support ThedaCare’s commitment to advancing local health care for patients, and improving the delivery of care in Northeast and Central Wisconsin.

“I look forward to joining ThedaCare, an organization dedicated to improving the health and well-being of the communities served, empowering individuals to live their unique, best lives,” said Flett. “Through growth opportunities and working collaboratively with ThedaCare executive leaders, team members, partners and community members, the organization can continue the important work that has positive impact in the communities we serve.”

As a not-for-profit health system, ThedaCare is dedicated to protecting access to care and enhancing patient experience through responsible financial performance. In order for the system to invest in the latest medical technologies, facilities and its team members, as well as provide health and wellness to the communities it serves, ThedaCare must be good stewards of its resources.

“Population Health is about understanding the people in our communities, getting ahead of health events before they occur, and providing care immediately when health issues begin,” said Imran A. Andrabi, MD, FAAFM, ThedaCare president and CEO. “When we strive to advance overall community health, while lowering the total cost of care, we can impact the quality of care that is provided. Through his experience, we are looking forward to Will’s leadership in developing, monitoring, evaluating and implementing overall financial strategy with our team that aligns with the ThedaCare values, principles and promise.”

Flett received a Master of Business Administration and a Bachelor of Science in Health Services Administration from the University of South Dakota. He is a member of the American College of Healthcare Executives (ACHE), a member of the Healthcare Financial Management Association (HFMA) and is a Certified Healthcare Financial Professional. Before joining ThedaCare, Flett most recently served as the Vice President of Finance at Aspirus Health. He has also held various financial leadership roles at numerous hospitals systems in the Midwest.

Mark Thompson, current chief operating officer and chief financial officer of ThedaCare, will transition to serve as chief transformation investment officer in the new structure created by Froedtert Health and ThedaCare’s planned combined organization, which is expected to launch at the beginning of the new year. 

Flett will begin his role at ThedaCare on September 25, 2023.

About ThedaCare

For more than 110 years, ThedaCare® has been committed to improving the health and well-being of the communities it serves in Northeast and Central Wisconsin. The organization delivers care to more than 650,000 residents in 17 counties and employs approximately 7,000 providers and team members. ThedaCare has 180 points of care, including eight hospitals. As an organization committed to being a leader in Population Health, team members are dedicated to empowering people to live their unique, best lives. ThedaCare also partners with communities to understand needs, finding solutions together, and encouraging health awareness and action. ThedaCare is the first in Wisconsin to be a Mayo Clinic Care Network Member, giving specialists the ability to consult with Mayo Clinic experts about a patient’s care. ThedaCare is proud to partner with Children’s Wisconsin and Froedtert & the Medical College of Wisconsin health network to enhance convenient access to the most advanced levels of specialty care. ThedaCare is a not-for-profit health system with a level II trauma center, comprehensive cancer treatment, stroke and cardiac programs, as well as primary care.

For more information, visit or follow ThedaCare on social media. Members of the media should call Cassandra Wallace, Public and Media Relations Consultant at 920.442.0328 or the ThedaCare Regional Medical Center-Neenah switchboard at 920.729.3100 and ask for the marketing person on call.