Meet Our Senior Leadership Team


Matthew Caldwell, President and CEO

Matthew Caldwell joined Mercy Health in December 2016 as President and CEO of Community Mercy Health Partners in the Springfield Region. Matt joined Mercy Health from Tennova Healthcare Lebanon in Lebanon, Tenn., where he served as CEO for four years. He previously served as CEO of Dallas Regional Medical Center in Texas, and has healthcare leadership experience at other Texas hospitals in varied roles, including Chief Operating Officer, Chief Nursing Officer and VP of Patient Care Support.

Matt holds a Master’s degree in Healthcare Administration from the University of Texas at Arlington and a bachelor’s degree in nursing from Bethel College in North Newton, Kansas. Matt started his healthcare career in nursing and has experience in critical care, recovery room, orthopedic post-operative care and as a case manager.

 Marianne Potina  Marianne Potina, Vice President, Mission Integration

Marianne Potina joined Mercy Health in October 2011 from Mercy Health Partners – Kentucky Region in Paducah, where she served as Vice President, Mission Integration. Marianne has been with CHP since 1993. From 1993 – 2006 She served in the Humility of Mary Region in North East Ohio in human resources and named Director of Human Resources in 2002. 

She received a Bachelor of Arts degree from Hiram College, Hiram Ohio, a Master of Science in Organizational Leadership from Geneva College in Beaver Falls, Pennsylvania, and a Masters of Arts in Health Care Mission from Aquinas Institute of Theology in St. Louis, Missouri. 
 Bill Kusnierz  William J. Kusnierz, Chief Financial Officer

Bill came to Mercy Health in March 2013 after serving the previous four years as Vice President-System Controller for Catholic Health Partners. He also assumed the added role of Interim Chief Financial Officer for the Kentucky Region for the majority of 2012. He came to CHP in 2007 as Vice President—Assistant System Controller.

He received his Bachelor’s degree in Accounting from Purdue University with Cum Laude honors and earned his Masters of Business Administration from George Mason University. 
Adam Groshans, Chief Operating Officer

Adam came to Mercy Health from Tennova Healthcare Lebanon in Lebanon, Tenn., where he served on the administrative team for nearly four years. At Tennova Healthcare Lebanon, Adam focused on business development, marketing, physician relationships, physician recruitment, service line growth, and patient and employee satisfaction. In a previous position as Sr. Director of Marketing and Business Development of Dallas Regional Medical Center in Texas, the hospital was ranked first in patient safety in Dallas County. Adam started his healthcare career in a marketing/consulting/recruitment role specific to nursing, allied and clinical professionals.  

Adam holds a master’s degree in Business Administration from Cumberland University and a bachelor’s degree in Business/Marketing and a bachelor’s degree in Psychology from Austin College in Sherman, Texas. 

Elaine Storrs, Chief Nursing Officer

Elaine Storrs joined Mercy Health, Springfield as the Chief Quality Officer and Patient Safety Officer in the fall of 2015.

Her previous experience includes, Adena Health System in Chillicothe where she served as System Director Quality and Medical
Staff Services. She also served as Director of Accreditation for Adena.

Elaine received her Associates degree in nursing from Southern State Community College. She went on to achieve her Bachelors degree in nursing and her Master's degree in Health and Healthcare Administration and Management from Ohio University.

 Lee Syphus  Lee Syphus, Vice President, Springfield Regional Medical Group, Chief Operating Officer

Lee joined Mercy Health in September 2015 as the Springfield Regional Medical Group Chief Operating Officer after serving for nearly 4 years as the Vice President of operations of Mercy Medical Associates in the Mercy Health Kentucky market. In his current role, Lee oversees all Springfield Regional Medical Group practice operational, strategic, and financial aspects within the Springfield market. He also serves as the Vice President of strategic planning for Mercy Health Physicians.

Lee earned his Master of Healthcare Administration and Master of Business Administration from the University of Houston - Clear Lake, Houston, Texas. He earned his Bachelor of Science at Brigham Young University, Provo, Utah.
 Alex Rintoul  Alex Rintoul, Vice President, Strategy and Development
Alex joined Mercy Health in 2016 and brings with him 28 years of healthcare leadership experience, served nine years as Chief Executive Officer of Medical Center at Elizabeth Place, a physician-owned hospital joint venture with a nonprofit health system in Dayton.
Alex spent eight years with University Hospitals, including five years as Vice President, Ambulatory Services Division. University Hospitals is a large, regional academic integrated health system in Cleveland with five hospitals and 10 ambulatory sites. He has also worked in administrative positions with HealthSouth, Western Reserve Medical Center and Twin Lakes Anesthesia Group.

Donald Johnson, MD, Chief Clinical Officer 

Donald Johnson, MD, a Springfield resident, is Chief Clinical Officer for Mercy Health, Springfield. He started his practice in Springfield in 1990 and retired from his active practice in the past year. 

Dr. Johnson is a known and respected physician and leader who has stepped up to serve in a variety of part-time administrative roles the past 15 years. He has also been actively involved in the community.

Dr. Johnson serves on the CMHP leadership team and serves as a liaison between the medical staff and administration. He oversees the quality, case management and health information management (medical records) departments. He works closely with the administrative and medical leadership of Mercy Health Physicians to align CMHP’s healthcare providers and services. He also serves on the PEER review and credentialing committees. 

 buchanan Paul Buchanan, MD, Medical Director, Mercy Health Physicians
Paul Buchanan, MD is the Medical Director of Mercy Health Physicians in the Springfield Region which includes more than 50 primary care providers and specialists in Clark and Champaign counties.Dr. Buchanan, a longtime Springfield physician, has previously served as President of the Medical Staff at Mercy Medical Center and Chief of Medicine at Springfield Regional Medical Center.  He was formerly a member of the boards of Mercy Health Physicians, the Dayton Heart Hospital, and the Western Ohio HealthCare Corporation.  He remains in active practice, as before, with his partners Keith Boor, MD, and Emdad Ali, MD, at Northparke Internal Medicine.

Dr. Buchanan has always called Springfield his home. Following his residency in internal medicine he began his individual practice in 1981 when he also joined the staff of Mercy Hospital in Springfield. Through the mentorship of his associates, Dr. John Summers and Dr. John Harley, he gained leadership experience by service on various medical staff committees. He was chief of medicine at Mercy Hospital for many years and also served a term as medical chief of staff. Dr. Buchanan and his wife Leslie live and raised a family in Springfield. 

 buchanan  Dr. Paul Buchanan is the Medical Director of Mercy Health Physicians 
 buchanan  Dr. Paul Buchanan is the Medical Director of Mercy Health Physicians