Here's how to make her feel more comfortable about a well-woman visit. Your daughter might associate doctor visits with health problems. and confidential answers to questions about sex, sexuality, her changing body, and her periods. An obstetrician gynecologist (ob-gyn) is a doctor who specializes in the Girls should have their first gynecologic visit between the ages of 13 years and 15 years. menstrual period or sexual activities (including vaginal, oral, or anal sex).