Affordable Care Act's payment reforms- Statistics & Facts

Key insights

Estimated wasteful health spending on overtreatment or low-value care in 2019
101.2b USD
Gross federal savings from Accountable Care Organization in MSSP
4.3b USD
Biggest problem facing the U.S. health system
Cost of accessing treatment

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Current statistics on this topic

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Introduction: high uninsured rates before ACA

Current picture: Medicaid expansion vs non-expansion states

  • Premium Statistic Share of U.S. adults without health insurance by Medicaid expansion status 2010-2023
  • Premium Statistic U.S. adults with public health insurance by Medicaid expansion status 2010-2023
  • Premium Statistic U.S. adults with private health insurance by Medicaid expansion status 2010-2023
  • Basic Statistic Uninsured U.S. children distribution and rate by Medicaid expansion status 2020
  • Basic Statistic Medicaid income eligibility limits as % FPL as of Jan 2024, by state expansion status

Current picture: areas of improvement

  • Basic Statistic Number of uninsured U.S. adults in the Medicaid coverage gap in 2021
  • Basic Statistic Distribution of U.S. adults in the Medicaid coverage gap in 2021, by state
  • Basic Statistic Number of uninsured U.S. adults in the Medicaid coverage gap in 2021, by state
  • Basic Statistic Number of U.S. people in the 'family glitch' in 2019, by select demographics
  • Basic Statistic Share of U.S. people in the 'family glitch' in 2019, by select demographics
  • Basic Statistic American Rescue Plan removes ACA subsidy cliff for two years starting 2021

Positive impact of ACA

  • Basic Statistic Number of studies that find positive effects of Medicaid expansion as of 2021
  • Basic Statistic Number of ACA-related enrollments in the U.S. 2014-2024
  • Basic Statistic Impact of Medicaid expansion on mortality in the U.S. 2014-2017
  • Basic Statistic Impact of Medicaid expansion on mortality in the U.S. 2014-2017, by state
  • Basic Statistic Traditional Medicaid savings from Medicaid expansion in select U.S. states as of 2020

Payment & delivery reform: Accountable Care Organizations

  • Premium Statistic Number of ACOs in Medicare Shared Savings Program 2012-2023
  • Premium Statistic Number of beneficiaries assigned to ACOs in Medicare Shared Savings Program 2012-2023
  • Basic Statistic Number of ACO participants in Medicare Shared Savings Program 2023
  • Premium Statistic Earned savings of ACOs in Medicare Shared Savings Program 2012-2021
  • Premium Statistic Gross federal savings from ACOs in Medicare Shared Savings Program 2013-2023
  • Basic Statistic Overall quality scores of ACOs in Medicare Shared Savings Program 2012-2021

Payment & delivery reform: HRRP & HACRP

  • Basic Statistic Number of U.S. hospitals Medicare punished for high readmissions in FY 2023
  • Basic Statistic Number of U.S. hospitals Medicare punished for high readmissions FY2022, by years
  • Basic Statistic Number of U.S. hospitals Medicare punished for high readmissions FY 2015-2023
  • Basic Statistic U.S. hospitals Medicare punished for high hospital-acquired conditions FY 2015-2022

Public opinion

  • Basic Statistic U.S. opinion on the ACA April 2010-March 2023
  • Premium Statistic Share of U.S. adults who approved or disapproved of ACA in 2020, by party
  • Basic Statistic U.S. public opinion: overturning ACA/Obamacare 2020, by party
  • Basic Statistic U.S. public opinion: overturning ACA's pre-existing condition protection 2020
  • Basic Statistic Public opinion on intentions of health care plans U.S. January 2020
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