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Maren Shapiro, MD

Fertility Specialist · Reproductive Endocrinologist

About Me

Dr. Maren Shapiro is a reproductive endocrinologist and infertility specialist who focuses on the diagnosis and treatment of patients with infertility, as well as fertility preservation, through egg and embryo freezing. She also cares for people with a diverse range of reproductive and hormonal issues, including  irregular periods, Polycystic ovarian syndrome (PCOS), recurrent pregnancy loss, early ovarian failure, and endometriosis. Dr. Shapiro provides fertility services to the LGBTQ community and is proud to help all people reach their family building goals.

She has a special interest in communication in medicine and strives to distill complex topics into language patients can understand. While in medical school, she completed a one-year global health media fellowship with Stanford University, the World Health Organization, and NBC News and has written numerous articles for websites such as and She is also heavily involved in medical education, serving on the American Society of Reproductive Medicine (ASRM) sub-committee on residency education and has earned numerous teaching awards. Dr. Shapiro’s research interests include lifestyle factors and patient experience during fertility treatments and ART in patients with endometriosis.

Dr. Shapiro earned her bachelor’s degree in molecular and cellular biology from Harvard College, with a special focus on health policy, and received her medical degree from the Perelman School of Medicine at the University of Pennsylvania. She completed a residency in obstetrics and gynecology at Brigham and Women's Hospital and Massachusetts General Hospital, teaching hospitals of Harvard Medical School, and completed a reproductive endocrinology and infertility fellowship here at UCSF. She is board certified in Obstetrics and Gynecology, a Fellow of the American Congress of Obstetricians and Gynecologists (FACOG) and a member of the American Society of Reproductive Medicine.