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About
Dr. Gregory S. Neal is a senior reproductive endocrinologist and infertility specialist at Fertility Center of San Antonio, where he has practiced since 1999. A native Texan who grew up in San Antonio, he completed his biology and biochemistry degrees at Texas A&M University before earning his medical degree in 1988, and has devoted more than 30 years to assisted reproduction.
Dr. Neal’s career combines academic and military medicine. After completing his OB/GYN residency in the US Air Force system, he trained in reproductive endocrinology and infertility at New York Hospital-Cornell Medical Center under the renowned Dr. Zev Rosenwaks. He then returned to Texas to establish and lead the military’s IVF program at Wilford Hall Medical Center, becoming one of the Southwest’s pioneering reproductive specialists.
Clinical Expertise
- IVF (In Vitro Fertilization): Full-cycle management from ovarian stimulation to embryo transfer with individualized protocols.
- ICSI (Intracytoplasmic Sperm Injection): Sperm injection techniques for male factor infertility, guided by detailed semen analysis.
- Preimplantation Genetic Testing (PGT): Clinical application of PGT-A and PGT-M for families with genetic risk.
- Female Infertility: Comprehensive evaluation and treatment of ovulatory disorders, tubal factors, and endometriosis.
- Male Infertility: Coordination with the on-site andrology lab to provide ICSI and related solutions for sperm abnormalities.
Why Choose Dr. Gregory S. Neal
Fellowship training at New York Hospital–Cornell: Dr. Neal completed his REI fellowship at New York Hospital-Cornell Medical Center under Dr. Zev Rosenwaks, one of the most respected names in reproductive medicine. That is where his protocol-first handling of complex cases comes from.
Military medicine leadership: As Chief of Reproductive Endocrinology at Wilford Hall, he built and directed the military’s IVF program. The military system’s emphasis on protocol rigor and outcome quality shaped his disciplined clinical approach.
25+ years of local practice: Since joining the center in 1999, Dr. Neal has grown with the practice and developed deep knowledge of San Antonio patients, providing long-term, continuous fertility care.
Professional Affiliations
Dr. Neal is board certified in both Reproductive Endocrinology/Infertility and Obstetrics and Gynecology by the American Board of Obstetrics and Gynecology, and is a Fellow of the American College of Obstetricians and Gynecologists (FACOG). He is an active member of the American Society for Reproductive Medicine (ASRM), the Society for Assisted Reproductive Technology (SART), and the Bexar County Medical Society.
Suitable For
- First-time fertility consultations: Dr. Neal emphasizes thorough discussion before testing, ideal for patients starting their evaluation.
- Complex female infertility: Extensive experience with ovulatory disorders, endometriosis, and tubal issues.
- Male factor infertility: Close collaboration with the on-site andrology lab for sperm abnormality cases.
- Patients seeking one-on-one care: Dr. Neal’s one-on-one approach lets patients participate in every decision.