Dr. Donnelly received his undergraduate degree from Wesleyan University and his Medical Degree from Ohio State University in Columbus, Ohio in 1988. He completed his internship and residency in Internal Medicine at The University of California in Los Angeles, California and his fellowship in Pulmonary and Critical Care at the University of Colorado in Denver, Colorado.
He joined Pulmonary and Critical Care Consultants in 1997. He is an Assistant Clinical Professor of Medicine at Wright State School of Medicine. He is married and has two children.