Dr. Stephen Cook is a board certified anatomic and clinical pathologist, and is also board certified in hematopathology by the American Board of Pathology. Dr. Cook completed medical school at Vanderbilt University and his anatomic pathology / clinical pathology residency and hematopathology fellowship at the University of Virginia. He has worked at both UCSF and Stanford University as a hematopathologist, during which time he was responsible for signing out bone marrow biopsies, peripheral blood smears, coagulation studies, confirmatory consults, and lymph node biopsies. Dr. Cook has also practiced as a consultant for multiple commercial laboratories and has been involved in various aspects of laboratory medicine, including flow cytometry, FISH, immunohistochemistry, chemistry and molecular diagnostics. He is also an experienced CLIA medical director.