John M. Masterson, M.D.

Urology Surgeon

Dr. Masterson’s experience and clinical interests include male sexual and reproductive medicine: erectile dysfunction and penile prosthesis, Peyronie’s disease, testosterone deficiency, cancer survivorship, male infertility and fertility preservation, among others. He is a trained microsurgeon for treatment of varicocele, sperm extraction, and vasectomy reversal. 

Dr. Masterson grew up in Wayne, PA. He received his undergraduate degree from Temple University in Philadelphia, PA where he majored in International Business and Finance and was a four-year member of the varsity rowing team. He completed his pre-medicine coursework at Thomas Jefferson University in Philadelphia, PA. Dr. Masterson received his medical degree from the University of Miami Miller School of Medicine in Miami, FL. He completed his general surgery internship and urology residency training at Cedars-Sinai Medical Center in Los Angeles, CA. After residency Dr. Masterson completed his fellowship in Andrology and Male Infertility at New York Presbyterian/ Weill Cornell Medical Center and Memorial Sloan Kettering Cancer Center under the guidance of Drs. Marc Goldstein, James Kashanian and John P. Mulhall in New York, NY. 

Dr. Masterson has been a productive researcher throughout his career and has published multiple peer-reviewed journal articles. He has presented multiple research projects at the American Urological Association (AUA), Sexual Medicine Society of North America (SMSNA), American Society for Reproductive Medicine (ASRM) annual meetings.

Dr. Masterson is accepting new patients at both office locations.

More About Brandywine Urology

Practice Areas

You desire the most up-to-date care possible. Our physicians have attended respected universities, completed rigorous internships, residencies, board certifications, and fellowship training plus many hours of additional training.

Urology 101

The urinary tract included the kidneys, ureters, bladder, urethra and the entire male reproductive system consisting of the prostate, testicle and penis. We have listed some information here to better assist you in your condition.

About Us

Since 1989 we have provided the best urological care to the tri-state area with the highest trained and most skilled surgeons. Place your trust in us and see why our physicians are continuously named “Top Doc” by Delaware Today.

Weather Alert - Delayed Opening

Our offices will be opening at 1pm today, February 23rd, 2026 due to the snowstorm.