Leadership
Learn more about the leadership team of HCA Midwest Health and their commitment to delivering premier healthcare services to communities across Greater Kansas City.
HCA Midwest Health Senior Leadership Team
Keith Zimmerman, FACHE
President
Keith Zimmerman, FACHE, was appointed president of HCA Midwest Health in June 2022 to oversee the health system’s seven hospitals and numerous physician practices, urgent care centers, ambulatory surgery centers and other sites of care in the Greater Kansas City area. A 30-plus-year healthcare veteran, Keith previously served HCA Healthcare’s North Texas Division as chief executive officer for Medical City Arlington and Medical City Children’s Hospital, as well as leading business development efforts for Medical City Dallas Hospital and Medical City Children’s Hospital. Prior to joining HCA Healthcare, Keith held executive leadership roles in operations and business development for several regional and national healthcare providers. He earned a bachelor’s degree in business administration from the University of Louisiana and an MBA from Regis University. He is board certified in healthcare management as a Fellow of the American College of Healthcare Executives (FACHE).
Jeff Ardemagni
Chief Financial Officer
Jeff Ardemagni joined HCA Midwest Health in 2025 as chief financial officer after serving as chief financial officer for Methodist Hospital, Methodist Children’s Hospital and Methodist Landmark Hospital – all part of HCA Healthcare’s San Antonio Division. Prior to that, Jeff served in HCA Healthcare’s North Texas Division as chief financial officer for Medical City North Hills and Medical City Arlington. A healthcare veteran with nearly 30 years of financial leadership experience, Jeff has a bachelor’s degree in accounting from the University of Arkansas at Little Rock and a bachelor’s in financial management from the University of Arkansas in Fayetteville.
Eric Benink, MD
Chief Medical Officer
Eric Benink, MD, joined HCA Midwest Health in June 2024 as chief medical officer to oversee clinical quality and safety efforts throughout the health system’s hospitals and numerous sites of care, as well the graduate medical education, trauma and laboratory programs. A physician leader with more than 25 years’ experience, he served in chief medical officer roles at Medical City Arlington, part of HCA Healthcare’s North Texas Division, and with Regional One Health in Memphis, Tennessee, Northwest Community Hospital in Arlington Heights, Illinois, and OSF Saint Anthony Medical Center in Rockford, Illinois. An emergency medicine specialist, Dr. Benink served in the U.S. Air Force during the Gulf War and has served as clinical instructor and assistant professor for the emergency medicine residency program at OSF Saint Francis Medical Center. He also held faculty positions at the University of Illinois College of Medicine Peoria and Rockford campuses. He’s a graduate of Rush Medical College in Chicago and completed his residency at Christ Hospital and Medical Center in Oak Lawn, Illinois. He also earned an MBA from George Washington University in Washington, DC.
Katie Bruels, RN, DNP
Division Chief Nursing Executive
Katie Bruels, RN, DNP, was promoted to division chief nursing executive in June 2024 to oversee all nursing operations and the 3,000-plus nursing staff throughout HCA Midwest Health. Katie began her HCA Midwest Health career in 2019, serving as Menorah Medical Center's chief nursing officer for four years before advancing to the chief operations officer role. With more than 20 years of nursing and clinical leadership and a successful track record of driving operational and organization change, Katie is a highly engaged leader who is passionate about helping colleagues advance their careers. Prior to joining HCA Midwest Health, Katie served in various nursing leadership roles in HCA Healthcare's North Texas and Far West divisions. Katie earned her registered nurse certification and a bachelor's of nursing degree from Presentation College in South Dakota, her master's of nursing from Grand Canyon University in Arizona and her doctorate of nursing practice with a focus in organizational leadership from Graceland University in Independence, Missouri.
Anna Backman, MBA, SPHR
Regional Vice President, Human Resources
Anna Backman, MBA, SPHR, has served as HCA Midwest Health’s regional vice president of Human Resources since 2008 and leads the HR teams who support more than 10,000 colleagues throughout the health system’s hospitals, physician practices, urgent care centers, ambulatory surgery centers and other sites of care. She joined HCA Healthcare in 1998 and has nearly 30 years of experience in the healthcare industry. She spent 24 of those years serving in various human resources leadership roles within HCA Healthcare, including 10 years at Tulane Health System in New Orleans, Louisiana. Anna earned a bachelor’s and master’s degree in international relations from Florida State University and an MBA from Loyola University.
Holly King
Senior Vice President, Strategic Planning
Holly King has served as HCA Midwest Health’s senior vice president of strategic planning since 2019 and oversees the strategic growth and operational improvement of the system’s hospitals, physician practices and other sites of care. For more than 30 years, she’s served in senior leadership roles within the organization, including overseeing cardiovascular service line development, planning and business development, and performance management. During this time, she also served as an adjunct instructor for Avila University’s MBA Program. Prior to joining HCA Midwest Health (and its predecessor Health Midwest) in 1990, Holly was a senior consultant with KPMG Peat Marwick Main & Co. and director of marketing services for MedAmerica Health Systems. She earned a bachelor’s degree in business administration from Wittenberg University and an MBA from the University of Missouri-Kansas City.
Garrett Allen
Senior Vice President of Business Development
Garrett Allen joined HCA Midwest Health in January 2023 after having spent 13 years in various leadership roles for BJC HealthCare and its academic affiliate, Washington University School of Medicine, in Saint Louis. As senior vice president of business development, Garrett overseas efforts to develop the HCA Midwest Health network and partner with our leaders and physicians to drive growth in volume, market share and earnings. This includes leadership and coordination of such areas as physician recruiting, our Physician Services Group team, provider relations and marketing. Garrett earned a bachelor's degree in business administration from Saint Louis University and an MBA from Washington University.
Lindsey Kaminski
Controller
Lindsey Kaminski was promoted to division controller for HCA Midwest Health in April 2024 after having served as chief financial officer for Belton Regional Medical Center since 2022. With nearly 20 years of experience within the health system, Lindsey previously served in various financial management positions with Overland Park Regional Medical Center, Research Medical Center and HCA Midwest Health. Lindsey earned her bachelor's degree in business administration and accounting from the University of Kansas and her MBA from Washburn University. She is also a graduate of HCA Healthcare's Executive Development Program.