Dr. Purcell trained in Internal Medicine and Medical Oncology at the Emory University School of Medicine followed by residency training at University of Texas Southwestern Medical Center/Parkland Hospital in Dallas, Texas. He then completed fellowship training in Medical Oncology at Johns Hopkins Sidney Kimmel Comprehensive Cancer Center in Baltimore, Maryland. Dr. Purcell joined the faculty of the University of Colorado in May of 2012. He is currently the Executive Medical Director, Oncology Services and Associate Director for Clinical Services of the University of Colorado Cancer Center. He is very involved in clinical activities and focuses on GI and Lung cancer. His most recent project is a wellness incentive for cancer patients called BFitBWell in which cancer patients are encouraged to begin and maintain an exercise program at the Anschutz Wellness Center to help maintain wellness during cancer treatment.