Chris Rubio has been with UT Southwestern Medical Center for more than seven years. He has served as the Chief Operating Officer of William P. Clements, Jr. University Hospital, the main teaching hospital of UT Southwestern, since 2019. He is responsible for the operations of Clements University Hospital (751 beds) and Zale Lipshy Pavilion (124 beds) an academic hospital that includes acute, behavioral health and inpatient rehabilitation units. Prior to UT Southwestern, Chris worked with The University of Texas MD Anderson Cancer Center for more than 11 years serving as Director of Administration, Anesthesiology and Critical Care and Director of Research Development. Rubio is a graduate of Boston University with a degree in Physiology. He received his MBA from the Naveen Jindal School of Management, UT Dallas.
Christina Mathis was named CEO of Medical City Las Colinas in March 2025. As the new CEO of the 99-bed acute care hospital, Mathis provides leadership, strategic direction and is responsible for all financial operations and clinical quality outcomes. Having worked for HCA Healthcare since 2016, Mathis previously served as CEO of Medical City Frisco. Under her leadership, the hospital experienced significant growth in services while also achieving Level III Trauma Center and Level III Maternal facility redesignations. Medical City Frisco was named one of Healthgrades’ 250 Best Hospitals in 2023 and 2024. Mathis began her HCA Healthcare career as an associate administrator at Medical City Plano in 2017 before being promoted to vice president of operations and assistant chief operating officer at the hospital.
Chris York, FACHE, was named president of Texas Health Presbyterian Hospital Dallas in May of 2023. He has more than 30 years of healthcare leadership experience, much of it in the Dallas-Fort Worth market. He joins Texas Health from Community Health Systems, where he served as market CEO for Northwest Health System in Springdale, Arkansas, since January 2022. He spent nearly 15 years with Baylor Scott & White Health, most recently serving as president of Baylor Scott & White Medical Center Grapevine and Baylor Scott & White Medical Center Waxahachie. York earned master’s and bachelor’s degrees in business administration from East Tennessee State University. He was a fellow with the Baylor Scott & White Health/Southern Methodist University Executive Development and Growth Experience and was a healthcare executive fellow with the Advisory Board Co./Harvard University.
Edmundo Castañeda, FACHE, was named Executive Vice President and Chief Operating Officer of Parkland Health in January 2022. He arrived at Parkland with more than 20 years of experience in healthcare leadership, administration and operations. Castañeda most recently worked for Dignity Health, part of CommonSpirit Health, in the greater Sacramento, CA, area. There he served as President of Mercy General Hospital and Woodland Memorial Hospital. During his tenure with Dignity Health, he collaborated with approximately 1,000 active staff physicians to include Dignity Health-aligned medical groups. Prior to joining Dignity Health in 2012, Castañeda served as Chief Executive Officer at Tenet’s Sierra Medical Center in El Paso from 2007-2012. Castañeda, who is fluent in Spanish, is a Fellow in the American College of Healthcare Executives. He earned his Master of Healthcare Administration from Texas State University; and his Bachelor of Science in Business Administration from Trinity University in San Antonio.
Eric Benjamin is a healthcare executive with more than 20 years of experience. He serves as the Chief Operating Officer and Chief Clinical Officer for Kindred Hospitals. In his capacity, he drives alignment across nursing, respiratory therapy, analytics and front-line clinical teams. Prior to his current role, Eric held multiple leadership roles within Sutter Health’s California Pacific Medical Center, including Director of Systems Support. He has also advanced process improvement initiatives at the Veterans Affairs Medical Center and collaborated as a research partner with Stanford University Hospital. Eric began his career in the U.S. Air Force, where he served from 2002-2013 as a trauma nurse and healthcare leader. He holds a Master’s of Public Health from Touro University and a Bachelor’s of Science in Nursing from Regis University.
Jared Shelton, FACHE, serves as president of Texas Health Harris Methodist Hospital Fort Worth, joining the leadership team in 2024. Shelton previously served two years as president of Texas Harris Methodist Hospital HEB, and before that six years as president of Texas Health Allen, and another six years Texas Health Dallas in progressive leadership roles advancing to the role of vice president of professional and support services. He completed his undergraduate studies at Wake Forest University with a Bachelor of Science degree in business and a minor in religion. He also earned a master’s degree in health care administration from Trinity University.
Juan Fresquez Jr., MBA, serves Methodist Health System as president of Methodist Mansfield Medical Center. A healthcare leader with more than 30 years of experience in acute care hospital management, he has demonstrated abilities in the areas of operations, leadership, physician relations, cost management, quality and process improvement, compliance, clinical quality management, and customer service. Prior to joining Methodist, Juan served in numerous executive roles with Tenet Healthcare in the Texas and Arizona markets, where he was instrumental in improving patient satisfaction, quality, and financial performance.
Ken Stevens was named CEO of Medical City Frisco in 2025. He previously served as COO of Medical City Lewisville and as vice president of operations at Medical City Frisco. Stevens began his career with Medical City Healthcare in 2011 as a financial analyst at Medical City Arlington before a return to supply chain and operations. He holds a Master of Health Care Administration from The University of Texas at Arlington and a Bachelor of Arts in Economics from Texas Tech University.
Cook Children’s Medical Center – Prosper promoted Kevin Greene as President in February 2025. Kevin previously served as the medical center’s vice president since October 2022, roughly two months before the center officially opened in early 2023, and as a Cook Children’s assistant vice president since May 2019. Greene graduated from Trinity University and Abilene Christian University. His career with Cook Children’s began when he was hired as an intern in 2008. He later worked as a project coordinator in the Information Services department from 2011 to 2013.
Matt Chance joined the staff of Scottish Rite for Children in 2015. As Senior Vice President and Chief Operating Officer, he has oversight of all the clinical, ancillary, nonclinical support and IT aspects of the day-to-day operations, and works closely with the physicians and staff to ensure every Scottish Rite patient receives clinical and service excellence. Matt earned his undergraduate degree from Austin College and a master’s degree in Healthcare Administration from Trinity University. Prior to joining Scottish Rite for Children, Matt served as Chief Executive Officer of Baylor Medical Center at Uptown and in various operational roles at Children’s Medical Center Dallas and with the Veterans Affairs North Texas Health Care System.
