Barry Alan Siegel

Barry Alan Siegel, M.D. is a nuclear medicine specialist in Saint Louis, Missouri. He is affiliated with multiple hospitals in the area. He has been in medical practice for more than 30 years. He has been active in nuclear medicine research, and he has made contributions related to the diagnosis of pulmonary embolism, the detection of thrombosis, and oncological applications of radionuclide tracers. For the last two decades his research efforts have focused on uses of positron emission tomography for cancer diagnosis and staging, as well as predicting and monitoring tumor response to therapy. He also has been heavily engaged in the development and conduct of multicenter clinical trials in the arena of cancer imaging with PET via leadership roles in both the American College of Surgeons Oncology Group (ACOSOG) the American College of Radiology Imaging Network (ACRIN). Since 2005, he has devoted much of his time to the development and operation of the National Oncologic PET Registry, and those efforts have helped to greatly expand coverage for PET by the Medicare program. He completed his Medical School at the Washington University School of Medicine in St. Louis. Then, he completed his internship at the Washington University - Barnes-Jewish Hospital. Further, he completed his residency at the Washington University - Barnes-Jewish Hospital. He is board certified in Nuclear Medicine from the American Board of Nuclear Medicine. He is board certified in Diagnostic Radiology and Nuclear Radiology from the board of American Board of Radiology. Currently, he is Professor of Radiology and Medicine at Washington University School of Medicine, Director of the Division of Nuclear Medicine at Mallinckrodt Institute of Radiology, and a member of the University’s Alvin J. Siteman Cancer Center. He has been at Washington University since 1962, when he matriculated as an undergraduate. He subsequently attended medical school, followed by medical internship and radiology and nuclear medicine residency at Washington University and was appointed Director of the Division of Nuclear Medicine in 1973. Most recently, the medical school honored him with its Distinguished Clinician Award in 2013 and Barnes-Jewish Hospital gave him its Lifetime Achievement Award in 2015.