Green LA, Chang HC, Markovitz AR, Paustian ML. The reduction in ED and hospital admissions in medical home practices is specific to primary care–sensitive chronic conditions. Health services research. 2018 Apr;53(2):1163-79.

Summary of Findings: The objective of this study was to determine whether the Patient-Centered Medical Home (PCMH) transformation reduces hospital and ED utilization, and whether the effect is specific to chronic conditions targeted for management by the PCMH. Hospital utilization was reduced by 13.9 percent for PCMH-targeted conditions and ED utilization by 11.2 percent.