Ian S. Hagemann, MD, PhD

Ian S. Hagemann, MD, PhD, is professor of pathology & immunology and of obstetrics & gynecology, with interests in gynecologic, breast and molecular pathology. He grew up in northern Virginia and in Paris, France, and earned his undergraduate degree at Princeton. He has had several roles at WashU Medicine: MSTP student, clinical fellow, faculty member, and Assistant Dean for Admissions.

His clinical activity is as a surgical pathologist. For his research in gynecologic cancer, he was made a laureate of the French National Academy of Medicine. In the medical school, he leads the Genetics and Genomics Thread and teaches in all three phases of the Gateway Curriculum. In 2020–2022, he was a Carol B. and Jerome T. Loeb Teaching Fellow. Medical students at WashU and pathology residents at the University of Pennsylvania have selected him for several teaching awards. His wife, Andrea Hagemann, MD, MSCI, is also a member of the faculty and of the Committee on Admissions.