Lauren Nathan, MD - UCLA Westwood, Professor Obstetrics and Gynecology Dr. Lauren Nathan is an attending physician and professor in the department of Obstetrics and Gynecology at the David Geffen School of Medicine. She practices general obstetrics and gynecology with an interest in menopause and hormone therapy, and has served as principal investigator at the UCLA clinical center for the Extension of the Clinical Trial and Observational Study of the Women's Health Initiative between 2005-2010…