"He's helping us make sure that we bridge differences with members who are bringing constructive ideas and solutions for how to make this bill better", Ryan said. Walker says GOP governors want that, too.
Trump was resuming his campaign-style events at the start of a consequential week for his young presidency.
A House vote on the plan is scheduled for Thursday.
Among the changes being considered are allowing states to impose a work requirement for able-bodied Medicaid recipients and increasing tax credits for lower income and older Americans, he said.
Trump rallied supporters Monday night in Louisville, Kentucky, alongside Senate Majority Leader Mitch McConnell, R-Ky., after meetings and phone calls in Washington aimed at steadying the troubled legislation created to erase President Barack Obama's signature health care law.
Kidnapped woman uses insulin pump to escape auto trunk
Surveillance video shows the moment that Diggs rolled out of the back of the auto just as her captor was speeding off. Diggs says she jumped out as the auto left a petrol station.an escape captured by surveillance cameras.
Trump told reporters in a brief conversation aboard Air Force One that he had meetings about healthcare reform in Florida at the weekend and that the effort to sell the proposal was going well. The association represents BCBS insurers that cover the vast majority of the roughly 10 million people enrolled in 2017 Obamacare plans.
Another change that's being worked on: Expanding tax credits to older Americans.
U.S. Rep. Ryan Costello, who represents the Chester County-based 6th District, voted for the bill in committee, saying he believed it was "the appropriate framework through which to rein in health care costs and improve our health care system".
At the White House on Monday, the president met with House Speaker Paul Ryan, R-Wis., Health and Human Services Secretary Tom Price and Dr. Ezekiel Emanuel, an architect of Obama's health care law and the brother of Obama's White House chief of staff, Chicago Mayor Rahm Emanuel.
In a sign of deepening concern among Republicans about the bill's future, Trump on Tuesday will speak to the party's lawmakers in Congress about the healthcare overhaul, two House Republican aides said. "We're making fine-tuning improvements to the bill to reflect people's concerns". Skeptical Senate Republicans, like Ted Cruz of Texas, said the current legislation is dead on arrival. But it is highly unusual to do so for a piece of legislation ahead of a congressional vote. The senator, who was re-elected a year ago, has dismissed it as "Obamacare lite" and asserted that the bill had no chance of becoming law.