Senior Leadership

Sharon Adams

Chief Executive Officer

Sharon Adams joined Heartland Health Services in January of 2019 as the Chief Executive Officer. She has been in healthcare management for more than 30 years. Sharon says she has been fortunate to progress in her career and work with many wonderful providers and staff over the years. She feels blessed…

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Dewitt Harrell

Incoming Chief Executive Officer

Heartland Health Services is proud to announce Dewitt Harrell as the incoming Chief Executive Officer, following Sharon Adams' retirement. Dewitt joins Heartland from PrimaryOne Health where he served as the chief administrative/chief financial officer for seven years. Prior to joining PrimaryOne…

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Christopher Johnson, MD, CSCS, CMO

Chief Medical Officer

Dr. Christopher Johnson became the Chief Medical Officer in July 2023. He is board certified in both family and sports medicine. He and his wife have four kids and several pugs. In his spare time, he is a strength and conditioning coach, enjoys martial arts, the Chicago Bears (it is a love/hate thing…

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Tony Bartlett

Chief Financial Officer

Tony Bartlett joined Heartland Health Services in December 2016 later becoming the Chief Financial Officer in 2023. He has previously held the positions of EHR Analyst, Revenue Cycle Manager, and Controller while at Heartland. Tony is responsible for providing financial guidance as it relates to Heartland’s…

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Nathan Price

Chief Information Officer

Nathan Price joined Heartland Health Services in January of 2009 and served as MIS Manager from 2009 to 2013, IT Manager from 2013 to 2014, and Chief Information Officer since 2014. Nate’s responsibilities include maintenance, support, and supervision of the information technology department and…

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Kristina Williams

Vice President of Clinical Operations

Kristi Williams joined Heartland Health Services in September 2021 as the Vice President of Clinical Operations. She has been working in healthcare for more than 30 years. Kristi is board certified by the American Society of Clinical Pathologists as a clinical laboratory scientist with specialist certification…

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Melody Shake

Vice President of Quality and Compliance

Melody Shake joined the Heartland Health Services team in 2016 as the Director of Quality and Compliance. She has more than 25 years of healthcare experience, beginning her career in Canton, IL as a medical records clerk then moved on to the registration department. She then pursued a degree in radiologic…

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Mary Annen

Project Manager

Mary Annen joined Heartland Health Services in 2007 and has worked in both office management and project management roles. She has previous experience in customer service, office management, a release of information specialist, and software applications instructor. Mary is trained as a lean agent and…

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