Dr. John Marshall
Dr. John Marshall received his training at Duke University, the University of Louisville, and Georgetown University. Dr. Marshall is an internationally recognized expert in new drug development for GI cancer, with expertise in phase I, II, and III trial design, and has served as Principal Investigator for more than one hundred clinical trials throughout his career. While he has an interest in many areas of cancer research, his primary focus is on the use of precision medicine in treating cancer. Dr. Marshall has become an outspoken advocate for GI cancer patients and the importance of clinical research participation. In 2009, he established the Otto J. Ruesch Center for the Cure of GI Cancers, an organization solely focused on improving the lives of GI cancer patients through innovative research, personalized medicine, and focused advocacy. In 2015, Dr. Marshall both established and directed the Precision Oncology Alliance, a national alliance established to study the impact of molecular profiling on cancer research, value and outcomes. He currently is serving as the Oncology CMO for Indivumed, creating a global precision medicine research network. In 2020, he and his wife published “Off Our Chests, A Candid Tour Through the World of Cancer”. In 2022, he became the inaugural Physician Executive Director of the MedStar Washington DC Integrated Hematology Oncology Division.