Health Affairs has published a study examining 17 states' patient-centered medical home initiatives.  The authors suggest that early findings indicate that the programs have been generally successful, resulting in improve care quality and cost trends.  The report also asserts that the initiatives have improved access to health services. 

Takach, M.  (2011).  Reinventing Medicaid: state innovations to qualify and pay for patient-centered medical homes show promising results.  Health Affairs, 30 (7): 1325-1334.  doi: 10.1377/hlthaff.2011.0170.  http://content.healthaffairs.org/content/30/7/1325.abstract

Author: Mary Takach