Health Costs

The MIDTERMS

KFF Health Tracking Poll: MAHA and the Midterms

Chemical food additive and pesticide concerns associated with the Make America Health Again (MAHA) movement are shared broadly across the public. But when it comes to voters, health care costs are a higher priority and bigger motivator, even among MAHA supporters, a new KFF Health Tracking Poll finds. When asked to identify their most important health priority for government to address, far more MAHA-supporting voters identify lowering the cost of health care (42%) than other issues more closely associated with the movement.

Affordable care act

ACA Marketplace Survey Feature Image - Website

Cost Concerns and Coverage Changes: A Follow-Up Survey of ACA Marketplace Enrollees

This KFF survey is a follow-up survey of adults who had ACA Marketplace insurance in 2025. The survey examines the cost concerns and coverage changes of Marketplace enrollees following the end of the enhanced premium tax credits and finds that half of returning enrollees say their health care costs are “a lot higher” and most expect to cut back on basic household expenses to afford coverage.

Health System Tracker

Among adults 18 - 64 with private insurance, mental health and substance use treatment accounted for 10% of all overnight stays at hospitals or other medical facilities in 2023.

Cost and Utilization of Inpatient Mental Health and Substance Use Treatment This analysis describes the most common diagnoses for inpatient treatment and total associated costs.

What Are the Recent Trends in Employer-Based Health Coverage? Employer-sponsored health insurance is the largest source of health coverage for people under 65, but its reach is uneven.

How Does U.S. Life Expectancy Compare to Other Countries? The life expectancy gap between the U.S. and peer countries decreased from 4.1 years in 2023 to 3.7 years in 2024 as U.S. mortality dropped.

How Does Health Spending in the U.S. Compare to Other Countries? While the U.S. still spends the most in total dollars, eight OECD nations had a higher percentage increase in per-person health spending in 2024.

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  • Compared to Peer Countries, the U.S. Had the Highest Rate of Mortality Among People Under Age 65 and Potential Years of Life Lost in 2020 Due to the Pandemic

    News Release

    A new KFF issue brief examines 2020 data on excess mortality – the number of deaths above what is expected in a typical year - and finds that among similarly large and wealthy nations, the United States had the highest premature excess mortality rate in 2020, indicating that younger people in the U.S. were more likely to have died due to the pandemic than younger people in other countries. The excess mortality rate among Americans…

  • Where Do Americans Get Vaccines and How Much Does It Cost to Administer Them?

    Issue Brief

    A new issue brief shows where Americans typically get flu vaccines in the U.S. and how much it costs to administer flu and other vaccines. Among the analysis' findings: while most people get flu vaccines at a doctor’s office or retail health clinic, White people are more likely than Black, Hispanic, Asian, and American Indian or Alaska Native adults to get vaccinated through a retail pharmacy or store - a discrepancy could have implications for…

  • Ground Ambulance Rides and Potential for Surprise Billing

    Issue Brief

    This analysis for the Peterson-KFF Health System Tracker finds that half of emergency ground ambulance rides result in an out-of-network charge for people with private health insurance, potentially leaving patients at risk of getting a surprise bill.

  • What is the Centers for Medicare and Medicaid Services’ New AHEAD Model?

    Issue Brief

    In September 2023, the Centers for Medicare and Medicaid Services (CMS) announced a new opportunity for states to leverage federal funding on health care: the Advancing All-Payer Health Equity Approaches and Development (AHEAD) model. With this model, CMS – under the auspices of the CMS Innovation Center, also known as CMMI -- aims to reduce the rate of growth in health care spending, improve people's health, and reduce disparities in health outcomes. This issue brief…

  • People with Medical Debt are Much More Likely to Experience Other Forms of Financial Stress

    News Release

    People with medical debt are much more likely than those without such debt to show other signs of financial vulnerability, like having no “rainy day” fund, overdrawing a checking account, or relying on costly loans, according to a new KFF analysis of national survey data. Medical debt remains a significant issue in the U.S., including among people with health insurance. In 2021, 23% of U.S. adults had one or more unpaid and past due bills…

  • KFF Survey of Consumer Experiences with Health Insurance

    Poll Finding

    The survey finds nearly six in 10 people with health insurance experienced a problem using their insurance in the past year, with even larger shares reporting problems among people who are sick or who have mental health needs. It includes data for people with different types of coverage, including employer, Marketplace, Medicare and Medicaid, and also examines affordability issues and mental health access.

  • What resources are available for privately insured patients who get surprise balance bills?

    Issue Brief

    Most patients do not know about the new surprise billing protections and likely also do not know of resources available to seek recourse for incorrect medical bills. This brief provides resources to privately insured patients who receive surprise balance bills and also summarizes relevant policies and how they apply to balance billing.

  • Consumer Survey Highlights Problems with Denied Health Insurance Claims

    Issue Brief

    This Data Note includes major findings from the KFF Consumer Survey on consumer experiences with claim denials. Among those who used the most health care over the past year, 27% experienced a denied claim. More consumers with private insurance experienced denied claims compared to Medicaid or Medicare.

  • Ten Things to Know About Consolidation in Health Care Provider Markets

    Issue Brief

    As policymakers and regulators pay more attention to consolidation in health care provider markets, this brief examines and summarizes the evidence about consolidation, including recent trends, the impact on prices and quality, and proposals to address consolidation and increase competition.