One aspect of David Mooney's research is focused on evaluating and improving pediatric trauma care. To this end, he has conducted studies on regional differences in care and the impact on care of implementing practice guidelines.

In a related area of research, he explores the causes and outcomes of accidents in children and adolescents, including trauma sustained while skiing, snowboarding, bicycling and driving or riding in cars. The data collected have provided a basis for accident prevention programs.

David Mooney received his MD from St. Louis University School of Medicine. He completed an internship and residency at the Medical Center Hospital in Burlington, VT, and a fellowship at Children's Mercy Hospital in Kansas City.

Dr. Mooney is Vice-Chair of the Trauma Committee, American Pediatric Surgical Association. He is a member of the Massachusetts State Trauma Committee and the Verification Review Committee of the American College of Surgeons' Committee on Trauma.