What is a Fertility Doctor?

A fertility doctor is a reproductive endocrinologist, a physician who practices a subspecialty of obstetrics and gynecology referred to as reproductive endocrinology and infertility (REI).

Your search for an expert fertility doctor ends here. New Hope Fertility Center is a global leader in the field of human reproductive medicine, bringing together a team of world-class scientists and clinicians committed to providing the best in fertility care — from maintaining the highest medical and scientific standards to supporting you through every stage of your IUI pregnancy and journey to parenthood. We have a strong history of IUI success, with each IVF doctor in our practice bringing their own knowledge and experience to the process.

Fertility Doctor

A Team of World-Class Scientists and Clinicians

John Zhang

John Zhang, MD, MSc, PhD

Medical Director, Founder

Dr. Zhang founded New Hope Fertility Center in 2004. He completed his clinical training at NYU, holds a Ph.D. in IVF from Cambridge, and has over two decades of experience in Reproductive Biology.

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Jennifer Kulp-Makarov

Jennifer Kulp-Makarov, MD, FACOG

Board Certified OB/GYN and Reproductive Endocrinology and Infertility Specialist (REI)

Jennifer Kulp-Makarov is board-certified in both OB/GYN and Reproductive Endocrinology & Infertility. Graduated cum laude from Tufts University, she has years of experience treating women and couples with infertility.

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Khaled Zeitoun, MD

Board Certified Reproductive Endocrinology & Infertility

Dr. Khaled Zeitoun is a board-certified OB/GYN and Reproductive Endocrinology & Infertility (REI) specialist. With over 30 years of experience in the field, Dr. Zeitoun is one of the few Reproductive Endocrinologists with expertise in major gynecologic surgery.

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Rosaria Romano, PA

Board Certified Physician Assistant by the National Commission on Certification of Physician Assistants

PA, Rosaria Romano is a board-certified Physician Assistant by the National Commission on Certification of Physician Assistants. She completed her undergraduate education at St. John’s University where she majored in Physician Assistant studies and graduated Cum Laude. She achieved her Master’s degree in Public Health at SUNY Downstate Medical Center

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Over 15,000 New Hope Babies born since 2006!