Do interventions promoting medical homes in FQHCs improve continuity of care for Medicare beneficiaries?

We examine whether primary care continuity of care (PCCOC) improved for Medicare beneficiaries under a 3-year demonstration to help federally qualified health centers (FQHCs) become patient-centered medical homes (PCMH). We used a difference-in-differences analysis to compare changes over time in PCCOC for beneficiaries in 503 demonstration sites to those in 827 comparison sites. We measured PCCOC using the claims-based usual provider of care...