Pasquale Patrizio MD, MBE, HCLD

Professor of Obstetrics, Gynecology, and Reproductive Sciences; Director, Fertility Preservation Program; Director Yale Fertility Center

Departments & Organizations

Yale Medical Group

Program for Biomedical Ethics

Office of Student ResearchLaw & BioethicsStem Cell Center, Yale: Fertilization and EmbryogenesisCancer Center, Yale: Developmental TherapeuticsEmbryonic Stem Cell Research OversightObstetrics, Gynecology & Reproductive Sciences: Reproductive Endocrinology & Infertility: Yale Fertility Center, In Vitro Fertilization (IVF) Program, Male Fertility Program, Third Party Reproduction Program, Fertility Center - Egg Donation; Reproductive Sciences


Dr. Patrizio is Professor of Obstetrics and Gynecology at Yale University and is the Director of the In Vitro Fertilization and Preservation Program. His clinical interests include Infertility (female and male), IVF, Egg donation and Gestational surrogacy, Preservation of fertility in Cancer patients. Among his many research interests are Whole ovary cryopreservation, Oocyte freezing, Genetics of oocytes and cumulus cells, Oocyte and Embryo competence, Isolation and freezing of male germ cells and Ethical issues in assisted reproduction.

Dr. Pasquale Patrizio received his medical training at the Universita' Studi Napoli Federico II and his Masters in Bioethics at the University of Pennsylvania. He completed his Residency in OB/GYN-Reproductive Endocrinology at the Universita' Studi Napoli Federico II and completed also a Residency in Andrology-Male Reproduction at the Universita' Studi in Pisa, Italy. In the United States, he completed a Residency in Obstetrics and Gynecology and a Fellowship in Reproductive Endocrinology and Infertility at the University of California, Irvine.

Dr. Patrizio is Board Certified in OB/GYN, Reproductive Endocrinology and Infertility and Andrology and has published more than 400 scientific papers and an Atlas textbook for assisted reproduction. He is on the editorial board of many journals and has lectured worldwide on many areas of reproductive medicine.


  • M.D., University of Naples, Italy , 1983

Selected Publication

  • Johnston J, Gusmano MK, Patrizio P. Multiple births following fertility treatments: causes, consequences and opportunities for changes. Fertil Steril 102 (1): 36-39, 2014

Latest Honor and Recognition

  • Service award (20 years) and Star Award ASRM(2013) , ASRM