Markus Tiemann, MD, is the Chief Executive Officer and founder of the Institute for Hematopathology in Hamburg, Germany. During the Annual Meeting of the American Society of Clinical Oncology meeting in June 2017 in Chicago, Dr. Markus Tiemann discussed molecular pathology, clinical decision-making in oncology, and his recent collaboration with the Siemens Healthineers’ daughter NEO New Oncology in the field of molecular tumor diagnostics.