JAMA Network
Weifeng Weng, PhD; Jessica Van Parys, PhD; Rebecca S. Lipner, PhD; Jonathan S. Skinner, PhD; Brenda E. Sirovich, MD, MS
Use of healthcare services and physician practice patterns have been shown to vary widely across the United States. Although practice patterns—in particular, physicians’ ability to provide high-quality, high-value care—develop during training, the association of a physician’s regional practice environment with that ability is less well understood.