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.

Latest Content


Workers Gaining Health Insurance Coverage Under the ACA

July 1, 2017 | Brief

An Urban Institute brief highlights the ACA’s impact on insurance coverage in working families pending possible ACA repeal and replace and the phase-out of Medicaid expansions.


The Impact of the AHCA on Federal and State Medicaid Spending and Medicaid Coverage

June 16, 2017 | Brief

American Health Care Act (AHCA) could cut federal Medicaid spending by more than $900 billion over a decade.


A Big Picture Look at the Individual Market, 2013-2017

June 6, 2017 | Brief

Since the implementation of ACA reforms in 2014, the individual health insurance market has changed significantly. For example, according to RWJF's Kathy Hempstead, the number of issuers declined considerably and the types of carriers changed.


The Evidence on Recent Health Care Spending Growth and the Impact of the Affordable Care Act

May 24, 2017 | Brief

An Urban Institute brief finds that the Affordable Care Act (ACA) has expanded coverage to millions without causing a permanent spike to health spending.