Dr. Von Bun received her medical degree from the University of Hamburg in Hamburg, Germany. After her residency in internal medicine at Robert Packer Hospital in Sayre, Pa., she completed a fellowship in hematology and oncology at the Milton S. Hershey Medical Center at Penn State University in Hershey, Pa. Dr. von Bun worked in Southern Indiana and Illinois before joining Norton Cancer Institute. She is a board-certified medical oncologist and hematologist. Dr. von Bun joined Norton Cancer Institute in 2006. If you are a current patient, you can send an email directly to your doctor within MyChart.