President & CEO
As President and Chief Executive Officer of Chandler Regional and Mercy Gilbert Medical Centers, Tim Bricker leads a team of staff, physicians and volunteers dedicated to providing excellent patient care.
Prior to joining Dignity Health's East Valley hospitals, Bricker amassed a wealth of healthcare experience spanning more than 20 years. In his most recent position, Bricker served as a consultant helping hospitals around the country develop strategies and improve their operations. Prior to his consultant role, Bricker served as the Executive Vice President of Cascade Healthcare Community, Inc., a hospital system in Bend, Ore., and as Chief Executive Officer/Administrator at Alta View Hospital in Salt Lake City, Utah.
He has served in a number of leadership roles in community organizations, including board positions with the East Valley Partnership, the Sandy City (Utah) Chamber of Commerce and with an independent K-8 school. Bricker was a member of Gilbert Leadership Class XX. He has also been involved with the United Way of Utah and has led healthy community initiatives in partnership with local service organizations, community leaders, and residents.
Bricker received his Bachelor of Arts in Public and International Affairs from Princeton University and his Master's in Health Sciences Administration from the University of Michigan.
Roger Bies, M.D.
Chief Medical Officer
|Roger Bies, M.D., F.A.C.C., F.S.C.A.I.|
Chief Medical Officer, Mercy Gilbert and Chandler Regional Medical Centers
As Chief Medical Officer for Mercy Gilbert and Chandler Regional, Dr. Bies acts as liaison between doctors and healthcare executives, to ensure patients receive the highest quality treatment. His role includes evaluating, and managing physicians on the medical staff and working to implement high quality, cost-effective, efficient medical therapies. Chief Medical Officers have the primary responsibility of managing their health organization’s doctors to provide safe, effective medical services to the public. In his role Dr Bies helps guide the entire healthcare team to implement valid action plans, and organize the financial, human resources, legal, and political aspects of healthcare with goal-oriented visioning for quality assurance. He currently serves as the Accountable Executive for all Research activities at both hospitals.
Prior to assuming this current position as CMO in 2016, Dr. Bies worked as an Interventional Cardiologist with Central Arizona Heart Specialist. He has 25 years of leadership experience as Executive Director of Heart Health Organization, Cardiovascular Dept. Chair, Cath Lab Director, and Faculty and Associate Director of Cardiology at University of Colorado Health Sciences Center. Dr Bies is an active teacher and writer, and has authored over 50 journal articles, books, abstracts, and monographs in medical sciences during his career.
Dr. Bies received his undergraduate degrees in Chemistry and Biology from the University of Colorado, and subsequently graduated with Honors from the University of Colorado Health Sciences Center. He completed his internship and residency at the University of Pittsburgh, Presbyterian University Hospital, and his Cardiology Fellowship & interventional training at Baylor College of Medicine, in Houston, Texas.
Maryann Bowersox, DNP RN
Chief Nursing Officer
Maryann Bowersox, DNP RN is the Chief Nursing Officer for Mercy Gilbert Medical Center. She is a registered nurse with 34 years of progressive responsibility as a health care leader, with proven ability to manage all aspects of nursing. Clinical, managerial, and leadership experience in quality and safety improvements, staffing, customer service and patient experience, budget and productivity. Demonstrated ability and commitment to building collaborative teams to achieve strategic goals.
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