The Johns Hopkins Department of Gynecology and Obstetrics provides women with individualized, research-based care at every stage of life. Led by Dr. Andrew Satin, our team of highly trained experts advance the field of gynecology and obstetrics through innovative treatment programs and specialized research.Our Physicians‧Locations‧Our Treatments and Services View The Range of Gynecologic and Obstetric Specialties We Offer‧Maternal-Fetal Medicine‧Gynecologic Oncology‧Kelly Alumni Society.