ACA Implementation

A collection of briefs and reports on current topics related to health insurance coverage and health care costs.

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About This Collection

The Urban Institute, Georgetown University's Health Policy Institute, Mathematica Policy Research and others have undertaken a comprehensive monitoring and tracking project to analyze national trends among the different groups targeted by Affordable Care Act (ACA) coverage expansions, as well as state-level implementation issues.

This collection includes quantitative reports examining national trends and state-level reports which analyze implementation progress and issues in Colorado, Maryland, Minnesota, New Mexico, New York, Oregon, Rhode Island, and Virginia.

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Health Coverage

Latest Content


Changes in Coverage by State and in Selected Metropolitan Areas

September 15, 2016 | Issue Brief

The implementation of the ACA led to a drop in the number of uninsured that was far larger than would be expected based on economic and demographic trends.


A Look at Early ACA Implementation

September 8, 2016 | Issue Brief

An Urban Institute report looking at the first year of Affordable Care Act implementation finds that it led to a large drop of uninsured adults.


Missed Opportunities in Simplifying the Marketplace for Insurers and Consumers

July 14, 2016 | Issue Brief

The Urban Institute, with support from RWJF, examines why states with standardized benefit policies have fallen short in simplifying the marketplace shopping experience, despite backing of the policy from both insurers and consumers.


Coverage of Substance-Use Disorder Treatments in Marketplace Plans in Six Cities

June 27, 2016 | Issue Brief

While treatments for alcohol- and opioid-use disorders are generally covered by marketplace health insurance plans, improvements could be made when it comes to the transparency of costs and which specific treatments are covered.