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.
This data note examines changes in the individual insurance market under the Affordable Care Act. Through analysis of filings by insurers to state insurance departments, the Kaiser Family Foundation estimates that the number of people enrolled in the individual insurance market grew 40 percent from the end-of-year 2013 to the end-of-year 2014 and has likely continued growing in 2015 as well.
Insurers in 2017 had their best financial year selling individual market health insurance since the Affordable Care Act began requiring guaranteed access to coverage for people with pre-existing conditions in 2014, though recent political and policy changes create new challenges for insurers trying to succeed in this market, new Kaiser Family Foundation analysis finds. This analysis finds insurers posted their strongest performance in the individual market using two different financial indicators: The average share of…
Ahead of the Midterms, Voters across Parties See Costs as their Top Health Care Concern At a time when the Trump Administration is encouraging state efforts to revamp their Medicaid programs through waivers, the latest Kaiser Family Foundation tracking poll finds the public splits on whether the reason behind proposals to impose work requirements on some low-income Medicaid beneficiaries is to lift people out of poverty or to reduce spending. The Centers for Medicare and…
As insurers grapple with continuing uncertainty surrounding 2018 Affordable Care Act (ACA) marketplaces, a new Kaiser Family Foundation analysis of initial filings in 21 major cities finds that changes in 2018 benchmark silver plan premiums are likely to range widely, from a decrease of 5 percent in Providence, R.I., to an increase of 49 percent in Wilmington, Del., without factoring in tax credits. However, the analysis finds that preliminary rates will likely change, and some…
A new Kaiser Family Foundation analysis finds that more than half (54% or 5.9 million) of the 10.7 million people who are uninsured and eligible to purchase an Affordable Care Act marketplace plan in 2018 could pay less in premiums for health insurance than they would owe as an individual mandate tax penalty for lacking coverage.
For the two years since the law's passage, and during the debate leading up to it, the individual mandate has been one of the most controversial aspects of the law. As the lawyers, policy makers, ACA opponents and supporters focus intently on the Supreme Court hearings, this Data Note looks at what the general public thinks of the mandate, explores the reasons why favorability ratings have been so low, and suggests that while opinion on…
Many Elements Of Health Reform Law Continue To Be Popular Across Parties Download Source Kaiser Family Foundation Health Tracking Poll (conducted February 29-March 5, 2012)
Note: Congress eliminated the federal tax penalty for not having health insurance, effective January 1, 2019. Along with changes to the health insurance system that guarantee access to coverage to everyone regardless of pre-existing health conditions, the Affordable Care Act includes a requirement that many people be insured or pay a penalty. This simple flowchart illustrates how that requirement (sometimes known as an "individual mandate") works. >>Download the PDF
The health reform implementation timeline is an interactive tool designed to explain how and when the provisions of the Affordable Care Act will be implemented over the next several years.
New data from 2019 suggest that insurers in the individual market remain profitable, even with average premiums falling for the first time since the ACA was implemented. These data indicate that the individual market appears to be stable in 2019, despite the repeal of the individual mandate penalty and the proliferation of loosely-regulated short-term insurance plans.
© 2026 KFF