Leadership
Andrea Daniels, RN, MSN
Chief Executive Officer
Andrea Daniels, RN, MSN, was named chief operating officer for Medical City Heart Hospital and Medical City Spine Hospital in December 2021. Daniels previously served as Medical City Healthcare’s division vice president of cardiovascular, brain and spine services since 2015.
Daniels helped to open the premier cardiac and spine care destination hospitals in 2019. She successfully launched a specialty physician governance structure for heart, brain and spine services that has been used as an HCA Healthcare best practice. She also helped build advanced life-support ECMO program, expanding the reach of this critical heart/lung bypass service regionally.
Prior to her roles within Medical City Healthcare, Daniels served for four years as executive director of cardiovascular services at Indiana University Health System (IU). Previous to that role, she served as director of cardiovascular services at Indiana University Health Goshen.
Daniels earned a Bachelor of Science in Nursing from Indiana University and a Master of Science in Nursing Administration from Ball State University. She also earned a Harvard Business School certificate for Healthcare Management.
Chase Redden
Chief Financial Officer
Chase Redden, CPA, joined Medical City Dallas as chief financial officer (CFO) in January 2025.
In this role, Redden oversees finance and accounting functions for Medical City Dallas, Medical City Children's Hospital, Medical City Women's Hospital Dallas, Medical City Heart Hospital and Medical City Spine Hospital.
Redden previously served as CFO at HCA Houston Healthcare Clear Lake and Mainland for the three years. He began his HCA Healthcare career in March 2014 and served in progressive hospital leadership roles, including assistant vice president of finance and CFO for three facilities.
Chase earned a Master of Professional Accountancy and a Bachelor of Science in Accounting from Murray State University in Murray, Ky.
Steven Merta, MD
Steven Merta, MD, MBA, FACOG, is chief medical officer of Medical City Dallas, where he leads clinical strategy, physician engagement and quality initiatives for Medical City Children’s Hospital, Medical City Women’s Hospital Dallas, and Medical City Heart Hospital and Medical City Spine Hospital.
With more than 30 years of experience in medicine and leadership, Dr. Merta served as chief medical officer for Sunrise Hospital and Medical Center and Sunrise Children’s Hospital in Las Vegas, Nevada. He began his career with HCA Healthcare in 2019, serving as associate chief medical officer for the West Florida Division and as chief medical officer of Memorial Hospital South Tampa.
Board-certified in obstetrics and gynecology, Dr. Merta earned his Doctor of Medicine from New York Medical College. He also holds a Master of Business Administration from the University of Tennessee, a Master of Science in Natural Science from the State University of New York at Buffalo and a Bachelor of Science in Biology from St. Bonaventure University.
Mary Beth Short
Vice President of Human Resources
Mary Beth Short was named Vice President of Human Resources at Medical City Dallas, Medical City Children’s Hospital, Medical City Women’s Hospital Dallas, Medical City Heart Hospital and Medical City Spine Hospital in July 2021. She brings more than 20 years of human resources experience, including more than 16 years in healthcare human resources to her position.
Mary Beth previously served as Vice President of Human Resources at Medical City Arlington, Medical City Alliance and Medical City North Hills. Prior to joining Medical City Healthcare, Mary Beth held human resources leadership positions at Medsynergies, Texas Health and Baylor Health Care System.
Mary Beth is a Navy veteran. She earned a Bachelor of Science in Business Studies, Human Resources Management from New Hampshire College and a Master of Business Administration from Texas Woman’s University.