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Our Team

Our physicians are specialists in all aspects of reproductive endocrinology including the diagnosis and treatment of endometriosis, fibroids, problems with ovulation or sperm function, and recurrent pregnancy loss. As members of the faculty of Mount Sinai School of Medicine, they are involved in research to further reproductive science and technology.

Urologist Natan Bar-Chama, MD and theRMA of NY Reproductive Endocrinologists, have received international recognition and awards for their significant contributions toward the advancement of infertility therapy and IVF pregnancy rates for patients in New York and around the world. Led by renowned clinical psychologist Georgia Witkin, PhD and Rena Stein, LMSW, RMA of New York also provides comprehensive psychological services to our patients providing guidance and support in infertility, ovum donation, and pregnancy loss.

Our team at Reproductive Medicine Associates of New York offers patients a full range of fertility technologies along with an experienced and caring staff to help couples achieve their dream of conceiving a child. Our Embryology Lab Director, Marlena Duke, MSc, ELD, leads a team of excellent, skilled embryologists who work perfectly together to achieve success rates amongst the highest in the world.


Reproductive Endocrinologists


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