Karen E. Joynt Maddox, MD, MPH is a practicing cardiologist at Barnes-Jewish Hospital and an Assistant Professor at Washington University School of Medicine and School of Social Work, as well as a health policy advisor for BJC Healthcare, a 15-hospital system in Missouri and Illinois. She served from 2014-2016 as Senior Advisor in the Office of Health Policy, United States Department of Health and Human Services.
Dr. Joynt Maddox received her A.B. in Public Policy from the Woodrow Wilson School at Princeton University, and her M.D. from Duke University School of Medicine. She trained in Internal Medicine at Duke University Medical Center, and then in Cardiovascular Medicine at Brigham and Women’s Hospital. She also completed a research fellowship in Health Policy at the Harvard School of Public Health, from which she received her M.P.H..
Dr. Joynt Maddox is a health services and health policy researcher whose specific research interests include: 1) Improving the measurement of the quality and efficiency of physicians, hospitals and health systems; 2) Understanding the impact of policy interventions on health care, with a focus on value-based and alternative payment models; and 3) Reducing disparities in care, with a focus on vulnerable populations including racial and ethnic minorities, individuals living in poverty, individuals with disabilities, frail elders, and those in rural areas. She has authored over 100 peer-reviewed publications, and has received federal and foundation grants focused on issues in health policy. She serves as the Associate Editor for health policy at the Journal of the American Medical Association, and is a member of committees related to quality measurement and payment reform at the National Quality Forum, American College of Cardiology, and American Heart Association.