Meet the Fertility Specialists

Meet the Fertility Specialists in our Austin Fertility Center

Serving Patients from Austin, Houston, and San Antonio

Thomas C. Vaughn, MD


Dr. Thomas Vaughn discusses IVF success rates
Click here for Thomas C. Vaughn, MD's CV
A native of Dallas, Texas, Dr. Vaughn received his undergraduate degree from the University of Texas at Austin. He completed his medical school training and residency in Obstetrics & Gynecology at the University of Texas Medical Branch in Galveston, Texas. He attended Duke University Medical Center in Durham, North Carolina, for his fellowship in Reproductive Endocrinology & Infertility. 

Dr. Vaughn was a founder of Austin’s only In Vitro Fertilization Program at St. David’s Hospital and has served as the President of Medical Staff at Seton Hospital. Dr. Vaughn is Board Certified in both Obstetrics & Gynecology and Reproductive Endocrinology & Infertility. More Information for Thomas C. Vaughn, MD

Kaylen M. Silverberg, M.D.


Dr. Kaylen Silverberg discusses ovulation
Click here for Kaylen M. Silverberg, M.D.'s CV
Originally from Dallas, Texas, he received his undergraduate degree from Vanderbilt and attended medical school at Baylor College of Medicine. He completed his Obstetrics & Gynecology residency at Vanderbilt University Medical Center and his infertility fellowship at the University of Texas Health Science Center in San Antonio.

Dr. Silverberg is actively involved in infertility research and has published extensively in the infertility literature. He was recently honored by the American Fertility Association with the Family Building Award, and he is recognized annually by the Best Doctors in America. Dr. Silverberg is Board Certified in both Obstetrics & Gynecology and Reproductive Endocrinology. More Information for Kaylen M. Silverberg, M.D.

Lisa J. Hansard, MD


Dr. Lisa Hansard discusses fibroid tumors
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Originally from Lubbock, Texas, Dr. Hansard attended undergraduate college and medical school at Texas A&M University. She completed her residency in Obstetrics & Gynecology at the University of Texas Health Science Center in San Antonio and her fellowship training in Reproductive Endocrinology and Infertility at Duke University Medical Center in Durham, North Carolina.

While at Duke, she received the Outstanding Fellow Research Award for her investigation of growth factors and their potential role in embryo implantation. Dr. Hansard is Board Certified in both Obstetrics & Gynecology and Reproductive Endocrinology & Infertility. More Information for Lisa J. Hansard, MD

Natalie Z. Burger, MD


Dr. Natalie Burger discusses laparoscopy.
Click here for Natalie Z. Burger, MD's CV
A native of Marietta, Georgia, Dr. Burger received her undergraduate degree in Molecular Biology from Massachusetts Institute of Technology with a minor in Mathematics.  She attended medical school at Medical College of Georgia and completed her residency in Obstetrics & Gynecology at the University of Vermont.  She also received her fellowship training in Reproductive Endocrinology and Infertility at the University of Vermont.  Dr. Burger is Board Certified in both Obstetrics & Gynecology and Reproductive Endocrinology & Infertility.  She has special interests in hysteroscopic surgery, ovulation induction, PCOS, hypothalamic amenorrhea, and recurrent pregnancy loss.She is a member of the American Society of Reproductive Medicine and the American College of Obstetrics & Gynecology.  She is currently a Clinical Assistant Professor at the University of Texas/Southwestern.  She has been voted as one of America’s Top Obstetricians and Gynecologists for multiple years and as one of the Best Doctor’s in America recently.  In 2011, Dr. Burger was the program director for The Southwest Fertility Forum, which is a conference designed to provide reproductive endocrinologists, embryologists, IVF lab professionals, ob/gyns and nursing providers with information on the latest clinical and laboratory advances in reproductive medicine and infertility. More Information for Natalie Z. Burger, MD

Summer L. James, MD


Dr. Summer James Video Coming Soon !
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With more than a decade of experience in resolving infertility, Dr. Summer James directs clinical care at Texas Fertility Center-San Antonio. Board-certified in both Obstetrics and Gynecology, and Reproductive Endocrinology /Infertility, Dr. James brings her patients compassionate care coupled with innovative approaches to solving the most complex infertility cases.Dr. James’ award winning research and published work reflects her passion for the successful treatment of infertility; particularly in the areas of ovarian dysfunction, polycystic ovarian syndrome and minimally invasive fertility surgery. 

She completed her undergraduate studies at Ohio Northern University, and earned her medical degree from Northeastern Ohio Universities College of Medicine.Dr. James performed her residency in Obstetrics and Gynecology at Akron General Medical Center where she served as Academic Chief Resident. She subsequently performed her fellowship in Reproductive Endocrinology/Infertility at the University of Texas Medical Branch at Galveston before transitioning into private practice.Dr. James maintains membership in the American Society for Reproductive Medicine, the American Association of Gynecologic Laparoscopists and the esteemed Alpha Omega Alpha honor medical society. More Information for Summer L. James, MD

Dr. Anthony Propst


Dr. Anthony Propst Video Coming Soon!
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After obtaining a U.S. Congressional appointment to and graduating from the United States Air Force Academy, and earning a degree from University of North Carolina School of Medicine, Dr. Propst completed his internship and residency at David Grant USAF Medical Center, Travis AFB, California, and fellowship training in Reproductive Endocrinology/Infertility at Brigham and Women’s Hospital – Harvard Medical School.In Texas, Dr. Propst served at Lackland AFB, Wilford Hall Medical Center-San Antonio from 2000 to 2008 as the Director of Reproductive Surgery, then Director of IVF, and lastly Chief of Reproductive Endocrinology and Infertility. 

A Fellow of the American College of Obstetricians and Gynecologists, Dr. Propst belongs to the American Society for Reproductive Medicine, the Society of Reproductive Endocrinologists and Infertility, the Texas Medical Association and Travis County Medical Society. During his military service, Dr. Propst earned the Air Force Achievement and Meritorious Service Medals, National Defense Service Medal, and Global War on Terrorism Service Medal. Dr. Propst is board-certified in both Obstetrics and Gynecology, and Reproductive Endocrinology/Infertility. More Information for Dr. Anthony Propst