Senators Rand Paul, Dean Heller and Susan Collins say they won't vote for the legislation, which could scuttle its chances.

The biggest increase in the uninsured would come from the bill’s roll back of Medicaid, the state-federal program that covers the poor.

Much of the groundwork laid by the ACA will be beneficial for carriers even if the law is repealed, says PwC's Ben Isgur.

Republican leaders released their much-awaited healthcare bill Thursday morning after months of closed-door meetings, but it’s not yet clear if they will have the votes to pass it as soon as next week.

The plan includes $15 billion a year in market-stabilizing funds over the next two years and $10 billion a year in 2020 and 2021, according to a person familiar with the plan.

The proposal would continue to provide cost-sharing subsidies to insurers to cover costs of low-income Americans taking part in Obamacare’s insurance exchanges at least through 2019.

Senators say the measure envisions a more gradual transition away from the ACA than the House-passed version.

The company plans to enter Tennessee in 2018 despite turmoil around the Affordable Care Act's exchanges.

Republican leaders plan to brief rank-and-file members on the details of their proposal this week, including changes to tax credits and other provisions.

About 23 million people are expected to lose their healthcare coverage by 2026 under the bill which was passed by House Republicans earlier this month.