Dr. Lane Mercer is an obstetrician-gynecologist practicing in Orlando, FL. Dr. Mercer specializes in womens health, particularly the female reproductive system, pregnancy and childbirth. As an obstetrician-gynecologist, or OB-GYN, Dr. Mercer can treat a number of health issues related to the vagina, uterus, ovaries, fallopian tubes and breasts. Dr Mercer can also treat women during pregnancy, labor, childbirth and the postpartum period. In this specialty, doctors focus on reproductive care from puberty through adulthood.