He faces a hard re-election fight next year.
In his Weekly Address, President Trump mentions a Wisconsin family, who he says are "victims" of Obamacare.
BAACKES: Well, our concerns, unfortunately, are that it was as bad as we thought it could be because it didn't vary that much from the bill that the House passed. The subsidies help reduce deductibles and copayments for people with modest incomes. While President Trump supports the bill, Senate Democrats and Republicans are voicing their concerns.
Washington state officials say about 700,000 Washingtonians could lose health coverage under the Senate plan. But it's likely to track with the House bill, which, according to the CBO, would leave 14 million more people without health insurance next year, compared to Obamacare, and 23 million more by 2026.
The Senate bill has faced significant blowback from Democrats as well as some Republicans.
Flake is politically popular but faces a primary challenge from a conservative.
Johnson on Thursday joined fellow GOP Sens.
Cassidy also said he still undecided about how he will vote on the measure.
Sandoval, a Republican who accepted Obamacare's Medicaid expansion in his state, said about 210,000 Nevadans gained health coverage under the law.
"They'd like to get certain changes", he said, "and we'll see if we can take care of that".
Trump went on to acknowledge that not everyone would be happy with the GOP's replacement legislation for the Affordable Care Act.
In response to calls by moderates to more slowly phase in the Medicaid program cuts, the Senate version would gradually reduce the federal share of the cost from 90 beginning in 2021 until it drops to 57 percent in 2024. Iowa opted to expand, and has added more than 150,000 people to its rolls since 2014.
"What you don't want to have is a situation where you're saying we're going to have everybody, regardless of their health problems, come in, and then have all the healthy people exit the market", said health policy expert Linda Blumberg of the Urban Institute.
All appear ready to negotiate changes before the expected vote ahead of the week-long congressional recess around the July 4th holiday celebrating the U.S.'s 18th century independence from England.
A month before he officially launched his bid for president, Trump tweeted that he would not touch the Medicaid program.
McConnell drafted the measure after spending weeks seeking middle ground between conservatives seeking an aggressive repeal of Obama's statute and centrists warning about going too far.
The White House and its allies have tried to push back on the criticisms by pledging to work with Senate holdouts and claiming that previous analyses claiming that the bill cuts Medicaid are incorrect-a point echoed by both Health and Human Services (HHS) Secretary Tom Price and administration counselor Kellyanne Conway on Sunday. And health insurance, like auto insurance, should be mandatory, with basic coverage including maternity care and mental health.