Department of OB/Gyn Josef Blankstein, M.D.Chairman Phone: 773-257-6459Fax: 773-257-6359 E-mail: blajo@sinai.orgSpecialty: Obstetrics/Gynecology, Reproductive EndocrinologyBoard Certifications: American Board of Obstetrics and GynecologyHospital Affiliations: Mt. Sinai Hospital, Chicago, ILMedical School: Tel Aviv University School of Medicine, Tel Aviv, IsraelFellowships: Reproductive Endocrinology and In-Vitro Fertilization at Cleveland Clinic Foundation, Cleveland, OHResidency: The Chaim Sheba Medical Center, Tel Hashomer, Israel and The University of Manitoba, Winnipeg, Canada