The Board of Trustees of Medical City Arlington furthers the mission of the hospital by ensuring high-quality patient care in coordination with hospital leadership, advising on community needs and advocating on behalf of the hospital. Trustees represent key corporate, philanthropic and physician leaders from the Arlington community.

Elizabeth Merwin
Board Chair
University of Texas at Arlington College of Nursing
Dean and Professor

Dr. Miguel Reyes
Vice Board Chair
Medical City Arlington
Medical Staff President

Sharn Barbarin*
Board Secretary
Medical City Arlington
Chief Executive Officer

Jim Allard, DNP*
Medical City Arlington
Chief Nursing Officer

Kathy Bailey, PhD
Private Practice
Counselor

Marcelo Cavazos
Arlington Independent School District
Superintendent

Edwin Duppstadt, MD
Private Practice
Family Medicine Physician

Misty Lockhart
Addison Group
Territory Leader

Stephanie Pickel, MD
Omega OB-GYN Associates
Obstetrics / Gynecology

Thomas Purgason, MD

Thomas Purgason, MD
Private Practice
Internal Medicine Physician

Jim Ross

Jim Ross
City of Arlington
Mayor

Steven Seligman, MD
Omega OB-GYN Associates
Obstetrics / Gynecology

Tyrone Taylor

Tyrone Taylor
Six Flags
Corporate HR Director


* Ex-officio
+ Chief of the Medical Staff, Medical City Arlington
Updated February 2023