Executive Team & Leadership for UnityPoint Health - Des Moines

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UnityPoint Health - Des Moines

Executive Team of UnityPoint Health – Des Moines

David Stark, FACHE

President and Chief Executive Officer

David Stark, FACHEJoining UnityPoint Health - Des Moines in 1996, Stark is an Iowa native. He currently serves as President and Chief Executive Officer for UnityPoint Health - Des Moines. He received his undergraduate degree from Iowa State University in Management and his Master's in Healthcare Administration from the University of Iowa. Stark is a Fellow in the American College of Healthcare Executives, serves on the American Heart Association Board, the Iowa Hospital Association Board, Greater Des Moines Partnership Board,  Principal Charity Classic Board, Iowa Public Television Foundation Board, a member of Rotary and is a graduate of the Greater Des Moines Leadership Institute.

Kevin Carroll, EdD FACHE

Vice President of Behavioral Health

Kevin Carroll, EdD, FACHEDr. Kevin Carroll joined UnityPoint Health – Des Moines in 2012 as Executive Director of Behavioral Services.  Prior to joining our team, Dr. Carroll served in clinical and leadership roles at Broadlawns Medical Center and Orchard Place in Des Moines.  Dr. Carroll received his Bachelor of Arts degree from Central College and advanced degrees from the University of Maryland, the University of New Hampshire and Drake University.  Since joining UnityPoint Health – Des Moines, he has been instrumental in building our community partnerships and expanding services. Dr. Carroll is a Fellow in the American College of Healthcare Executives and serves on the Des Moines Pastoral Counseling Center Board.

Mike Dewerff, CPA 

Senior Vice President/Chief Financial Officer (CFO)

Dewerff joined UnityPoint Health – Fort Dodge in 2010 as the Chief Financial Officer. In 2015, he was named President and Chief Executive Officer.  He was promoted to Senior VP/CFO at UnityPoint Health -Des Moines in 2018. Dewerff also spent ten years as the CFO at Buena Vista Regional Medical Center in Storm Lake, IA.  Dewerff holds a Master of Business Administration from Wayne State College in Wayne, Nebraska.  He received his Bachelor of Science in Accounting from Minnesota State University in Moorhead, Minnesota. He is a Fellow in HFMA (Healthcare Financial Management Association), having served on the national Board of Directors in 2015-2017.



Douglas Dorner, MD

Chief Academic Officer

Douglas Dorner, MDDr. Douglas Dorner practiced as a vascular surgeon in Des Moines for 31 years.  In 1994, he was named Senior Vice President for Medical Education and Research and Director of Medical Education at UnityPoint Health - Des Moines, and in 2015 became Chief Academic Officer.  Dr. Dorner received his Bachelor of Arts degree from Amherst College in Amherst, Massachusetts and his medical degree from Harvard Medical School.  Dr. Dorner is an Adjunct Clinical Professor of Surgery at the University of Iowa Carver College of Medicine, a member of many surgical and medical education organizations and is a past president of the Midwest Surgical Association.  Dr. Dorner currently serves on the Board of Directors of the Des Moines Symphony Association and the Des Moines Area Medical Education Consortium.  In 2008, he was honored by the Accreditation Council for Graduate Medical Education (ACGME) with their "Courage to Lead Award" as a national leader in residency education.   He has served as a volunteer site visitor for the ACGME Clinical Learning Environment Review program since 2013, visiting and reviewing academic medical centers throughout the country.

Dennis W. Linderbaum

President, UnityPoint Health Foundation

Dennis LinderbaumLinderbaum has been President of the UnityPoint Health- Des Moines Foundation since 2001. Prior to his joining the Foundation, he served for 14 years as president of the Iowa College Foundation, an organization that raises funds for Iowa's independent colleges and universities. Linderbaum currently serves on the Rotary Club of DMAM Foundation Board, is a past president of the Rotary Club of DMAM and is also a longtime member of the Interchange Business Club. He received his Bachelor of Arts in political science and history from Luther College and Master of Arts in political science from Iowa State University.

Eric L. Lothe, FACHE

Executive Vice President and Chief Operating Officer, UnityPoint Health – Des Moines

Eric L. Lothe, FACHELothe currently serves as Executive Vice President and Chief Operating Officer for UnityPoint Health - Des Moines. Previously, he served as President and CEO of Health Enterprises of Iowa in Cedar Rapids, Iowa. Lothe has also served as the President and Chief Executive Officer of Skiff Medical Center in Newton, Iowa and Community Memorial Hospital in northern Iowa. Lothe received his Bachelor of Arts degree from the University of Northern Iowa and his Master of Healthcare Administration from the University of Minnesota. He is a Fellow in the American College of Healthcare Executives and serves on various boards including the Institutional Review Board, West Lakes Sleep Center Board, and Iowa Diagnostic and Imaging Board, and the Central Iowa Oncology Co-Management Board. 

Joyce McDanel

Vice President of Human Resources and Education, UnityPoint Health – Des Moines

Joyce McDanelMcDanel has been involved in healthcare leadership for more than 30 years. Her experience as an administrator, COO and CFO in other healthcare organizations has prepared her well for her current role as the VP of Human Resources and Education with UnityPoint Health – Des Moines. 

In 2005, McDanel joined UnityPoint Health - Des Moines as the Executive Director of Integrated Service. She graduated with a Bachelor of Business from Washburn University in Topeka, Kansas, has her MBA from the University of Iowa and has obtained Senior Human Resource Professional Certification (SPHR) and is a fellow in the American College of Healthcare Executives.  McDanel is an active member of the local and national Human Resource Professional organizations, Society of Human Resource Management and serves on the board for the Better Business Bureau. She also serves as an active member and co-chair of the Funding Collaborative for Central Iowa Works and CareerSTAT, a national initiative to validate and spread the investment in frontline, low-wage earners to move into sustainable wage positions through training and education programs initiated and/or supported by employers.  In those roles, she demonstrates her ability to work with all areas of the organization to accomplish established goals, lead successful change and focus on the development of leaders and frontline staff.

Deb Moyer, MPA, BSN, RN, NEA-BC

Chief Nursing Executive and Vice President of Nursing Services

Deb Moyer, MPA, BSN, RN, NEA-BCMoyer joined UnityPoint Health - Des Moines in 2010 as Chief Nursing Executive and Vice President of Nursing Services. She brings a diverse background in healthcare and leadership.  Moyer began her career with Iowa Methodist as a staff nurse, moved into management and then to the role of executive director of surgical services. Moyer has a bachelor's in nursing from the University of Iowa and a master's in public administration (health care focus) from Drake University.  She completed a National Patient Safety Fellowship sponsored by Health Research and Educational Trust and the American Hospital Association. She serves on the Boards of Iowa Organization of Nurse Leaders and Hoyt Sherman Place.

Thomas P. Mulrooney, FACHE

Vice President of Surgical and Cardiovascular Services

Thomas P. Mulrooney, FACHEMulrooney joined UnityPoint Health - Des Moines in 2005 and currently serves as the Vice President of Surgical and Cardiovascular Services. Mulrooney previously served as interim CEO at Story County Medical Center and Assistant Vice President and Executive Director of Radiology at UnityPoint Health - Des Moines. He received his undergraduate degree in Management and Master's in Health Administration from The University of Iowa. Mulrooney is a Fellow in the American College of Healthcare Executives, serves as the Immediate Past President for ACHE of Iowa, is an adjunct faculty member for The University of Iowa Department of Health Management and Policy and graduated from the UnityPoint Health Management Leadership Academy.

Mike Namanny

Regional Vice President of Operations, Central Iowa, UnityPoint Clinic

Mike NamannyNamanny is responsible for engaging employed primary care and specialty providers in regional and system-wide strategic initiatives; overseeing the recruitment, retention, development and supervision of clinic directors and clinic administrators; ensuring clinic operations achieves alignment and accountability within the regional system of care; and managing performance to meet UnityPoint Clinic's annual and long-term goals. Previously Namanny was Vice President of Primary Care Services for UnityPoint Clinic – Peoria. He received his undergraduate and Doctor of Pharmacy degrees from Creighton University in Omaha, Neb., and a Master's of Business Administration from Bradley University in Peoria.

Patricia Newland, MD

Vice President and Medical Director, Central Iowa, UnityPoint Clinic

Patricia Newland, MDDr. Patricia Newland joined UnityPoint Clinic in 2000 as a board-certified, practicing family physician and was named Vice President and Medical Director of our Central Iowa Region in 2016. She graduated with a bachelor of science in biochemistry from Iowa State University and received her Medical Degree from the University of Iowa College of Medicine. She completed her residency in Family Medicine at the Iowa Lutheran Family Medicine Residency in Des Moines. She was previously Medical Director of Quality for UnityPoint Clinic. In addition, Dr. Newland is a member of the American Academy of Family Physicians and the American Associate for Physician Leadership.

Mark Purtle, MD

Vice President of Medical Affairs

Mark Purtle, MDDr. Mark Purtle joined UnityPoint Health - Des Moines in 1986 as a physician and was named Vice President of Medical Affairs for UnityPoint Health - Des Moines in 2001. He graduated with a bachelor of science in chemistry from Creighton University and received his Medical Degree from the University of Iowa College of Medicine. After graduation, Dr. Purtle moved to Rochester, New York where he was a resident at Strong Memorial Hospital. He currently serves as an Associate Clinical Professor of Medicine at the University of Iowa College of Medicine, is a member of American College of Physicians Executives, American Medical Association, Fellow in American College of Physicians and Iowa Medical Society.

Sid Ramsey

Vice President of Marketing and Business Development

Sid RamseyRamsey has served as the senior marketing and planning officer with UnityPoint Health - Des Moines since 2000. Additionally, he has administrative responsibilities for physical medicine and rehabilitation, occupational medicine, corporate wellness, medical transportation and the rural hospital network. Prior to this role, Ramsey held a number of management positions in the health system including executive director positions in business development and rehabilitation. Ramsey has a Master's Degree from the University of Iowa and Master's in Business Administration from Iowa State University. He is active in community non-profit organizations and is on the Board of Directors for the American Red Cross, the Science Center of Iowa, SafeNet Rx, the Downtown Community Alliance, Operation Downtown, the Greater Dallas County Development Alliance and the Executive Advisory Council for the MBA program at Iowa State University.

Steve Stephenson, MD

President and Chief Operating Officer, Blank Children's Hospital

Steve Stephenson, MDDr. Steve Stephenson has served as the Chief Operating Officer and Executive Vice President at Iowa Methodist Medical Center, Iowa Lutheran Hospital, and Methodist West. Previously, Dr. Stephenson was Executive Vice President and Medical Director at Blank Children's Hospital. He was also Senior Vice President of Medical Affairs and Chief Medical Officer at Valley Children's Hospital in Central California. He received his Bachelor of Arts from the University of California, Berkeley and later received his Medical Degree from the University of California, Davis. Dr. Stephenson is a Fellow in the American Academy of Pediatrics, a member of Des Moines Metro Opera Board, and is on the Iowa Poison Control Center Board. In 2005, Dr. Stephenson was awarded the Pediatrics Teacher of the Year for Blank Children's Hospital.

William Yost, MD

Vice President of Medical Education and Research

John Yost, MD

Dr. Yost is a native Iowan. He received his Bachelor of Science and Doctor of Veterinary Medicine degrees from Iowa State University. He practiced veterinary medicine for two years before returning to medical school at the University of Iowa where he received his medical degree in 1988. He completed his residency in Internal Medicine at Walter Reed Army Medical Center in Washington, DC, where he remained an additional year as Chief Medical Resident and faculty at the F. Edward Hebert School of Medicine. He remained in the US Army an additional three years before resigning his commission as a Major in the US Army Medical Corps in 1995 and returning to Des Moines, Iowa, in order to practice general internal medicine and teach in the residency program at Iowa Methodist Medical Center. Eventually, the Program Director of that residency, Dr. Yost holds the faculty rank of an Adjunct Clinical Professor of Internal Medicine in the Carver College of Medicine at the University of Iowa. He served as the Program Director of the Internal Medicine residency from 2006 until 2017. The recipient of numerous teaching awards, he continues to teach. In 2015, he was named Vice President of Medical Education and Research at UnityPoint Health-Des Moines. He is currently the Chief Academic Officer and DIO at the same institution.