Profile Information


Dr. Guarnaccia is a graduate of the University of Rochester and Case Western Reserve University School of Medicine. He completed a residency in Obstetrics and Gynecology at the New York Hospital/Cornell Medical Center in 1995 and a fellowship in Reproductive Endocrinology and Infertility at Yale-New Haven Hospital in 1997. Upon completion of his subspecialty training, Dr. Guarnaccia held faculty positions in the Division of Reproductive Medicine and Infertility at the Tufts-New England Medical Center (1997-1999) followed by the Brigham and Women’s Hospital/Harvard Medical School (1999-2004) before returning to New York City to assume the Medical Directorship of the Center for Women’s Reproductive Care (CWRC). As the Medical Director, Dr. Guarnaccia has contributed to the establishment of Columbia as a premier infertility center, catering to all couples struggling with infertility issues, independent of financial constraints. CWRC has now been designated a Center of Excellence by most major insurance providers. Since founding the Preimplantation Genetic Diagnosis (PGD) Program at CWRC in 2004, Dr. Guarnaccia has continued to direct the program, employing the latest, cutting edge technologies to assist those families grappling with potentially life altering inherited genetic diseases. Dr. Guarnaccia has a special interest in preimplantion genetic diagnosis, fertility preservation, and all aspects of infertility care.

Education & Research

Board Certified: Obstetrics & Gynecology, Reproductive Endocrinology & Infertility
Medical School: Case Western Reserve University School of Medicine, Cleveland, OH
Residency Training: New York Hospital - Weill Cornell Medical Center, New York, NY
Fellowship Training: Yale-New Haven Hospital- Yale University School of Medicine , New Haven, CT

PubMed Publications

Areas of Focus

For My Patients