Enrollment - Research and Data from KFF

Explaining Health Reform: Uses of Express Lane Strategies to Promote Participation in Coverage

Jul 1, 2011

Issue Brief

Under the Patient Protection and Affordable Care Act (ACA), millions of uninsured adults and children will gain eligibility for Medicaid or health coverage through new health insurance Exchanges beginning in 2014. The law calls upon states to develop simple and streamlined processes for establishing, verifying, and updating eligibility for Medicaid, the Children's Health Insurance Program and federal subsidies for Exchange coverage. This issue brief examines how states can employ "express lane" principles in designing systems…

Overall Satisfaction with Medicare is High, But Beneficiaries Under Age 65 With Disabilities Experience More Insurance Problems Than Older Beneficiaries

Oct 26, 2023

Issue Brief

This brief analyzes data from the 2023 KFF Survey of Consumer Experiences with Health Insurance to get a current understanding of how Medicare is working for older adults and younger people with disabilities. The analysis shows that people with Medicare who are under 65 with disabilities experience more problems using their Medicare coverage, including access and cost-related problems, than beneficiaries who are 65 and older.

After Pandemic-Era Policies and Enhanced Funding End, State Medicaid Officials Report Enrollment Declines and Upward Cost Pressures

Oct 23, 2024

News Release

States expect national Medicaid enrollment to decline by about 4% and state Medicaid spending to rise by 7% in fiscal year (FY) 2025. These rates follow a larger but anticipated enrollment decline and state spending increase in FY 2024, as pandemic-era policies and federal funding expired, according to KFF’s 24th annual survey of state Medicaid directors.While state fiscal conditions remain stable heading into FY 2025, the longer-term fiscal and policy outlook for Medicaid programs is…

Holding Steady, Looking Ahead: Annual Findings Of A 50-State Survey Of Eligibility Rules, Enrollment and Renewal Procedures, And Cost Sharing Practices in Medicaid and CHIP, 2010-2011

Jan 1, 2011

Report

The annual 50-state survey of Medicaid and CHIP eligibility rules, enrollment and renewal procedures and cost sharing practices, conducted by the Kaiser Commission on Medicaid and the Uninsured with the Georgetown University Center for Children and Families, found that, in 2010, coverage in Medicaid and the Children's Health Insurance Program remained strong with some improvements, particularly for low-income children. However, eligibility for their parents and other low-income adults continued to lag behind. The survey also…

Medicaid Enrollment & Spending Growth: FY 2024 & 2025

Oct 23, 2024

Issue Brief

This brief analyzes Medicaid enrollment and spending trends for FY 2024 and FY 2025, based on data provided by state Medicaid directors as part of the 24th annual survey of Medicaid directors.

A Look at the Intersection of SNAP and Medicaid as States Implement Medicaid Work Requirements

Mar 4, 2026

Issue Brief

This brief describes the intersection between Medicaid and SNAP and discusses how information from SNAP may be leveraged by states when implementing the new Medicaid work requirements.

ACA Marketplace Enrollment is Down in 2026—But All of the Data Isn’t in Yet

Feb 5, 2026

Issue Brief

This brief explains the limitations of early data in understanding the impact of the expiration of enhanced premiums tax credit on ACA enrollment. It also provides a timeline of when more complete data will become available.

Total Medicare Private Health Plan Enrollment, Current and Projected

Apr 13, 2016

Feature

Total Medicare Private Health Plan Enrollment, 1992-2026 Download Source Congressional Budget Office's March 2016 Medicare Baseline, CMS Medicare Advantage enrollment files for 2008-2014, and MPR's "Tracking Medicare Health and Prescription Drug Plans Monthly Report" for 1992-2007.

What’s at Stake with ACA Repeal?

Jun 16, 2017

Interactive

This interactive includes a map and tables that highlight the increases in health insurance coverage through Medicaid and the Marketplaces as well as the increased federal funding that resulted from the implementation of the ACA.

Medicare Beneficiaries as a Percent of Total Population

Jul 15, 2025

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