Senate Majority Leader John Thune (R-South Dakota), from left, Sen. John Barrasso (R-Wyoming) and Senator Mike Crapo (R-Idaho) exit the West Wing of the White House connected June 4, 2025. The Senate has begun deliberations implicit President Donald Trump's monolithic "Big Beautiful Bill" that narrowly passed the House connected May 22, with respective Republican senators expressing concerns implicit its outgo arsenic good arsenic cuts to Medicaid and cleanable vigor taxation credits.
Photographer: Eric Lee/Bloomberg via Getty Images
Republicans connected Capitol Hill are weighing legislation that's estimated to chopped billions of dollars of backing for the Affordable Care Act and origin millions of radical to lose their wellness insurance. Many of their constituents whitethorn not beryllium blessed astir it, polling suggests.
Nearly half, 45%, of adults enrolled successful a wellness program offered done the ACA security marketplace place arsenic Republicans, according to a caller survey by KFF, a nonpartisan radical that conducts wellness argumentation research.
(More than three-quarters of those Republican ACA users place arsenic "MAGA" Republicans. Those MAGA Republicans correspond 31% of ACA purchasers overall.)
Meanwhile, 35% of Democrats get their wellness security done the ACA, KFF found.
Republicans successful the House of Representatives passed a multitrillion-dollar taxation and spending bundle successful May estimated to cut astir $900 cardinal from wellness programs similar Medicaid and the ACA, which is besides known arsenic Obamacare.
Senate Republicans are present considering the measure, which contains galore of President Donald Trump's home argumentation priorities. Republicans are trying to walk the megabill by the Fourth of July.
If the GOP enacts the authorities arsenic written and doesn't widen taxation credits that little monthly ACA wellness premiums, astir 15 cardinal radical would suffer wellness insurance, according to the Congressional Budget Office.
"A ample constituency of Republicans utilizing the programs are perchance facing cuts," said Audrey Kearney, a elder survey expert for KFF's nationalist sentiment and survey probe program.
The survey was conducted May 5 to 26 among a nationally typical illustration of 2,539 U.S. adults, including 247 who person purchased their ain wellness coverage.
Republicans much apt to beryllium self-employed
Health plans offered via the ACA exchanges are chiefly for Americans who don't person sum done their jobs oregon via a nationalist programme specified arsenic Medicare oregon Medicaid, experts said.
The self-employed autumn into this sum spread — and self-employed Americans thin to thin right, a apt crushed much Republicans look to beryllium enrolled successful ACA wellness plans comparative to Democrats, Kearney said.
"Republicans are much apt to beryllium entrepreneurs than Democrats," according to a 2023 paper published by researchers astatine Columbia University, the University of California San Diego and the University of Alberta.
About 5.5% of Republicans go entrepreneurs, portion that's existent of 3.7% of Democrats, they found.
Many red-leaning states didn't grow Medicaid
The Affordable Care Act besides expanded Medicaid sum to much households.
However, 10 states haven't adopted the expansion: Alabama, Florida, Georgia, Kansas, Mississippi, South Carolina, Tennessee, Texas, Wisconsin and Wyoming. All voted for Trump successful the 2024 statesmanlike election.
Republicans are "more apt to unrecorded successful nonexpansion states," John Graves, a prof of wellness argumentation and medicine astatine Vanderbilt University School of Medicine, wrote successful an e-mail.
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Here's wherefore this matters for ACA enrollment: "In the non-expansion states, there's a wider colonisation eligible for the taxation credits," said Carolyn McClanahan, a doc and certified fiscal planner based successful Jacksonville, Florida. She's a subordinate of the CNBC Financial Advisor Council.
In states that expanded Medicaid, astir each adults with incomes up to 138% of the federal poorness line (about $22,000 for a one-person household successful 2025) are eligible for Medicaid.
In states that didn't grow Medicaid, a broader colonisation is eligible for subsidies to marque ACA wellness plans little expensive, Graves said. The subsidized exchanges are disposable for radical betwixt 100% and 138% of the national poorness line, among others.
"Given the dense subsidies successful that income range, and ample magnitude of different uninsured people, that would suggest much GOP-identifying radical with debased incomes would spell the (subsidized) speech route," Graves wrote.
The Affordable Care Act has been vilified by Republicans since transition during President Barack Obama's tenure. However, provisions wrong the instrumentality — specified arsenic instauration of the ACA marketplaces, sum for those with pre-existing conditions and the quality to enactment connected parents' wellness program until property 26 — person wide appeal, said KFF's Kearney.
As of 2023, astir 1 successful 7 U.S. residents had enrolled successful an ACA marketplace program astatine immoderate constituent since 2014, the twelvemonth successful which states rolled retired marketplace plans, according to a 2024 report from the U.S. Department of the Treasury.
"Our polling going backmost years has shown that erstwhile you inquire astir favorability of the ACA itself, Republicans presumption it arsenic beauteous unfavorable," she said. "However, the existent provisions successful it are precise popular, and are fashionable among Republicans."