About us

Barry S. Siller, MD, has given highly personalized care for cancer patients for over twenty years. During this time, he has been recognized by his peers for sixteen consecutive years as a Texas Super Doctor from 2007 to 2022. He has also been named one of “America’s Most Honored Doctors” for eight consecutive years from 2016 to 2023. He is specially trained in robotic surgery using the da Vinci® Surgical System and offers his patients the latest in minimally invasive diagnostic and treatment innovations.
Siller is an assistant professor in the Department of Obstetrics, Gynecology and Reproductive Sciences and Division of Gynecologic Oncology at McGovern Medical School at UTHealth Houston. He is double board-certified through the American Board of Obstetrics and Gynecology in gynecologic oncology and obstetrics and gynecology.
Siller earned his medical degree from Baylor College of Medicine in Houston. He completed his residency in obstetrics and gynecology, and his gynecologic oncology fellowship at the University of Alabama School of Medicine in Birmingham.
When not in the clinic providing patient care and resident education, Siller spends his time serving the community both locally and abroad. He serves as a volunteer physician for Faith in Practice to help provide medical aid and services to impoverished people in Guatemala. To date, he has completed twenty medical mission trips to Guatemala.
Siller is married with four children and enjoys playing tennis.