Apart from this significant change, much of Obamacare continues to remain although tax credits have been revamped and Medicaid expansion is now no longer a part of the bill.
But late last month dissent in his own party forced him to delay the vote.
It is possible, however, the Senate could begin its summer recess earlier. Ted Cruz, R-Texas, expressed optimism that Senate Republicans would reach consensus on a health care bill, saying he believes they can "get it done".
McConnell had wanted to pass the bill before Independence Day, because he anxious he might lose votes over the break, and that seems to be happening.
Underscoring continued uncertainty, No. 3 Senate GOP leader John Thune of South Dakota would not make predictions about the health care vote but said, "I think we have narrowed it down to where we know where the decision points are".
Last week, Senate Majority Leader Mitch McConnell, R-Ky., said if Republicans can't agree on a path forward on health care they may have to take bipartisan action to shore up insurance markets. I thought I'd be president of the United States.
Vice President Mike Pence said that if the Senate can not pass their healthcare bill, Republicans should push for a straight repeal and replace bill.
Conservative senators like Ted Cruz and Rand Paul said they can not support the proposal unless it repeals the 2010 Affordable Care Act., the signature legislation of Barack Obama. The letter Monday followed McConnell's acknowledgement last week that a bill to stabilize insurance markets will be needed if Republicans can not agree on a replacement.
Republican senators returned to Washington on Monday following a 10-day holiday recess still at odds with one another over the healthcare legislation, with the Republican president warning Congress not to go on recess without passing the healthcare legislation. The measures would cut taxes for the wealthy.
"This is high-stakes political poker, to have 22 million Americans standing to lose their health insurance".
Capitol Police said those arrested would be charged under a D.C. law for crowding, obstructing or incommoding.
He also said there should be a "free market accommodation for pre-existing conditions, perhaps including an incentive for covered individuals to maintain their policies". She predicts the Cruz-Lee proposal would allow some consumers to be snookered into buying plans that offer little coverage, while sending insurance costs through the roof for older, sicker people.
More than 20 million people gained healthcare coverage under Obamacare.
But the Trump administration adopted an optimistic tone.