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John N. Mafi, MD, MPH is an assistant professor of medicine in the Division of General Internal Medicine and Health Services Research at the David Geffen School of Medicine at UCLA where he also practices and teaches general medicine and primary care. He also serves as an Affiliated Natural Scientist in Health Policy at RAND Corporation. Dr. Mafi completed his undergraduate studies at Northwestern University and then went on to complete medical school at Case Western Reserve University, where he served as Student Body President and was an elected member and President of the Alpha Omega Alpha Honors Society. He then finished his internal medicine residency training at Beth Israel Deaconess Medical Center in 2012, where he also served as Chief Medical Resident in 2013-2014. Most recently, Dr. Mafi completed the Harvard Medical School Fellowship in General Internal Medicine and Primary Care at Beth Israel Deaconess Medical Center and earned his MPH at the Harvard T.H. Chan School of Public Health in 2015.

Dr. Mafi’s research focuses on quality and value measurement and how electronic health records can improve the value of care. He has led several national analyses assessing the epidemiological trends and predictors of harmful or low value care. He has also studied the impact of electronic health record innovations such as OpenNotes, an initiative where doctors invite their patients to read their visit notes online. He is currently leading several national follow-up studies and working to leverage electronic health records to measure and improve the value of healthcare delivery.