The independent source for health policy research, polling, and news.
KFF’s policy research provides facts and analysis on a wide range of policy issues and public programs.
KFF designs, conducts and analyzes original public opinion and survey research on Americans’ attitudes, knowledge, and experiences with the health care system to help amplify the public’s voice in major national debates.
KFF Health News is a national newsroom that produces in-depth journalism about health issues and is one of the organization’s core operating programs.
Between 1.4 to 4.1 million Medicaid and CHIP enrollees living in a household with a noncitizen could disenroll due to public charge and other immigration-related fears.
The number and share of people without insurance grew in 2024, increasing for the first time since 2019, according to KFF's analysis of data from the American Community Survey (ACS). This issue brief describes trends in health coverage in 2024, examines the characteristics of the uninsured population , and summarizes the access and financial implications of not having coverage.
In February 2026, there were 345,000 fewer children enrolled in Medicaid/the Children's Health Insurance Program (CHIP) compared to before the start of the pandemic in February 2020, a 1% decline, according to the latest data from CMS.
Noncitizen immigrants, particularly those who are undocumented, face significant barriers to accessing health coverage and care and are significantly more likely than citizens to be uninsured. This brief provides an overview of state health coverage programs for immigrants, including among states that have taken up options in Medicaid and the Children’s Health Insurance Program (CHIP) to expand coverage for lawfully present immigrants and/or established fully state-funded programs to fill gaps in coverage for immigrants.
This brief provides key data on socioeconomic characteristics and health coverage among children (aged 18 and under) of immigrants based on KFF analysis of 2024 American Community Survey data. It also examines potential implications of recent policies and actions on the health and well-being of children in immigrant families drawing on KFF survey data from Fall 2025.
The 24th annual survey of state Medicaid and CHIP program officials conducted by KFF and the Georgetown University Center for Children and Families (CCF) provides a baseline of state Medicaid and CHIP eligibility, enrollment, and renewal policies in place as of January 2026 as they prepare to implement the changes included in the 2025 reconciliation law.
A new KFF survey of state Medicaid officials and focus groups in eight states captures the different choices states are making about how to implement Medicaid work requirements, with seven states planning for a more restrictive approach to verifying work or exemption status or to implement work requirements early. These implementation plans are taking shape as states encounter time, cost, and other constraints as well as uncertainty about how to define and verify certain exemptions…
This policy watch describes recent Trump administration changes to Medicaid vaccine reporting requirements and explores what the end of state reporting requirements may mean for how the U.S. tracks childhood vaccinations rates.
This brief examines two proposed federal rules that would further restrict youth access to gender affirming care. One rule would change the hospital Conditions of Participation (CoPs) which would prohibit most Medicare and Medicaid enrolled hospitals from providing certain types of gender affirming medical care for young people and the other would prohibit federal Medicaid or CHIP funds from covering this care. The rules have a 60-day comment period, do no take immediate effect, and…
© 2026 KFF