Our Doctors

Our doctors are board-certified experts in male infertility and female infertility and are widely recognized for their expertise and success in assisting reproduction. Our experienced staff fully understands the difficult emotional and medical challenges that confront infertility patients. They strive to make patients feel calm, comfortable, and confident throughout their course of treatment.

To learn more about our infertility specialists, click on a doctor’s name below to learn about their individual training and expertise.


William Ziegler, DO, FACOG

Dr. William Ziegler is a specialist in Reproductive Endocrinology and Infertility and is the Medical Director of the Reproductive Science Center of New Jersey. He started the first egg donor program based in Monmouth and Ocean counties, offering some of the highest success rates in New Jersey.

Jessica Salas Mann, MD, FACOG

Dr. Mann is board certified in both Reproductive Endocrinology and Infertility and Obstetrics and Gynecology. Her areas of clinical interest and expertise are pregnancy loss, ovulation induction, in vitro fertilization, polycystic ovarian syndrome, and third party reproduction. She previously practiced in New York for a year prior to joining Reproductive Science Center of New Jersey.

Alan Martinez, MD

New Jersey Dr. Alan Martinez is a specialist in Reproductive Endocrinology and Infertility with expertise in hysteroscopic and advanced laparoscopic surgery. Fluent in Spanish, Dr. Martinez is committed to caring for a diverse patient population. His clinical interests include infertility, PCOS, in vitro fertilization, oocyte and embryo freezing, and third-party reproduction.