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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.
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A KFF analysis of physician networks in the Affordable Care Act’s Marketplace plans finds wide variations in the share of local practicing physicians who participate, with the least costly plans generally having a smaller share of physicians than more expensive plans.
Amid rising interest in and use of artificial intelligence (AI) by individuals and businesses, most of the public (63%), including most AI users (56%), are not confident that AI chatbots provide accurate health information, a new KFF Health Misinformation Tracking Poll finds.
Among the 167 million people with employer-sponsored insurance in 2022, 3.4 million used at least one of the first 10 drugs identified for Medicare price negotiations.
A new nationally representative KFF Women’s Health Survey, which explores the extensive implications of Roe v. Wade being overturned by the Supreme Court, reveals that one in seven (14%) women of reproductive age report having had an abortion at some point in their life.
Medicare Advantage plans denied 3.4 million prior authorization requests for health care services in whole or in part in 2022, or 7.4% of the 46.2 million requests submitted on behalf of enrollees that year, according to a new KFF analysis of federal data. That was a higher share of denials than in recent years.
ACA Marketplace insurers are proposing a median premium increase of 7% for 2025, similar to the 6% premium increase filed for 2024, according to a new KFF analysis of the preliminary rate filings. Insurers’ proposed rate changes – most of which fall between 2% and 10% – may change during the review process.
A new KFF analysis shows that the share of young adults (ages 18 to 26) receiving mental health treatment rose by 45% between 2019 and 2022 – a steeper increase than in any other age group.
Without the enhanced subsidies in the Inflation Reduction Act (IRA), Affordable Care Act (ACA) Marketplace enrollees in 12 of the states that use HealthCare.gov would see their annual premium payments at least double on average, according to a new KFF analysis.
A new KFF analysis finds that firearms are involved in the majority of all homicides and suicides in the U.S., playing a role in 79% of homicides and 55% of suicide deaths in 2022, the most recent data available.
KFF today launched a new side-by-side comparison tool of the records and policy positions of President Biden and former President Trump across a range of key health policy issues.
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