States are experimenting with a wide range of policies designed to control spending, including payment reforms that mirror aspects of Accountable Care Organizations ACOs in the Medicare and commercial markets.
Main Outcomes and Measures Performance on claims-based measures of standardized expenditures and utilization for selected services, access, preventable hospitalizations, and appropriateness of care.
With formal approval from CMS, the Year 1 measurement period began in But both ACOs and CCOs need to ensure collaboration and care coordination across different healthcare organizations to succeed — and this collaboration requires a foundation of shared, trusted data about performance and utilization.
Our primary analyses focused on the population of individuals who were enrolled in both the pre-intervention and post-intervention periods, and enrolled for at least three months within a twelve month window.
Methods We used a difference-in-differences approach, with the more intensive Oregon CCO intervention serving as the treatment group and the Colorado Medicaid program serving as the comparison group, for two years after the Medicaid reforms were implemented.
There are a few key points that make up an HMO. Both models involve healthcare organizations taking on financial risk while meeting quality standards for care, and both can foster provider-payer collaboration and integrated, team-based approaches to patient-centered care.
CCO development and those differences are described below.