PROFESSIONAL TRAINING:Research Associate, Department of Nuclear Medicine, University of Vienna, 1998-2000Residency in Internal Medicine, St. Luke's Hospital Center, New York, 2000-2003Fellowship in Hematology/Oncology, Mt. Sinai Medical Center, New York, 2003-2006Fellowship in Stem Cell Transplantation, Memorial Sloan Kettering Cancer Center, New York, 2007-2008Sebastian Mayer has been an attending physician on the Blood and Marrow Transplantation service at Weill Cornell Medical Center since 2010, after working on the Leukemia Service for two years.A native of Austria, he earned his MD at the University of Vienna with a Doctoral thesis in experimental nuclear medicine. After two years of nuclear medicine research in Vienna, Dr. Mayer completed his Internal Medicine residency at St. Luke's Roosevelt Hospital center in New York.