Review of Existing Data Sources to Assess the Impacts of the Affordable Care Act Medicaid Expansions: Working Paper. CONCLUSIONS


A wealth of existing information available from national surveys and administrative data systems can provide the foundation for a fairly comprehensive evaluation of the impacts of the Affordable Care Act on Medicaid-eligible populations. Furthermore, there are many opportunities to leverage the extensive and sophisticated existing data collection infrastructure to address some of the important gaps in the available information.

This report was completed in January 2012. A related ASPE report released in July 2012 will be of interest to readers: Affordable Care Act Data Enhancements Brief, which describes modifications made to HHS surveys to assess the implementation and outcomes of the Affordable Care Act. The Brief will be available at

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