Dr. David Lee Simel, MD, is Professor of Medicine and Vice-Chair for Veterans Affairs in the Department of Medicine at Duke University, where he also acts as Chief for Medical Service at the Durham Veterans Affairs Medical Center. This collection contains 1 oral history interview conducted on March 5, 2021 by Joseph O'Connell as part of the Department of Medicine's Oral History Project. In the interview, Simel discusses his early experiences in and around medicine, his research in clinical exam and diagnostic tools, and his work at the Durham Veterans Affairs Medical Center and as Vice-Chair for Veterans Affairs in the Department of Medicine. The themes of this interview include veterans' health, medical training, hematology-oncology, and general practice medicine.