Meet Our Bariatric Surgeons

Meet the South Texas Health System Heart bariatric surgeons:

Luis Reyes, MD, FACS, FASMBS

Luis Reyes, MD


Dr. Luis Reyes is the Medical Director of Bariatrics at South Texas Health System Heart and specializes in general vascular and bariatric surgery. He is a fellow at the American Society for Metabolic and Bariatric Surgery, is board-certified by the American Board of Surgery, and has been performing surgery for over three decades. Dr. Reyes received his formal training at The Ohio State University Medical Center where he studied advanced laparoscopic procedures, including weight-loss surgery. In addition, he studied at the La Salle University School of Medicine in Mexico City before receiving residency training in general surgery at Regional ISSSTE Hospital in Monterrey, Mexico. Dr. Reyes attended the prestigious Cleveland Clinic Foundation where he further developed his skills in general surgery through their Residency Program.

Ernesto Garza, Jr., MD, FACS

Ernesto Garza, MD

A native Texan with strong family ties to the Rio Grande Valley, Dr. Garza Jr., MD, FACS has served the medical needs of his community for over a decade. Formally trained in advanced laparoscopic procedures and general surgery, and specializes in weight-loss surgery. He is board certified by the American Board of Surgery and is a member of the American Society for Metabolic and Bariatric Surgery. Dr. Garza completed his surgical training at Baylor University Medical Center in Dallas, Texas and received his bachelor’s degree at the University of Texas at Austin Medical School. The American Journal of Surgery has published Dr. Garza’s work in laparoscopic Roux-en-Y gastric bypass surgery.

For information on Weight-Loss Surgery at South Texas Health System Heart, call 956-994-2734.