Dr. Lydia Lewis received a Bachelor of Science degree from the University of California-Berkley. She then received a Master of Science degree in Public Health from the University of Washington, School of Public Health & Community Medicine. She went on to earn a Doctor of Medicine degree from the University of Wisconsin-Madison Medical School. Dr. Lewis completed an obstetrics and gynecology internship and residency at Kaiser Permanente Foundation Hospital in Oakland, California. Her special interest is hormone replacement therapy. She is board certified in obstetrics and gynecology.