Senate Majority Leader John Thune can afford to lose three Republican senators and still pass the bill, and there are more than that, right now, who have problems with it. Like the House, he will have to balance the concerns from moderate and conservative members of his conference.

The bill passed the U.S. House early in the morning on May 22.

There’s a battle brewing between Senate Republicans over the House’s push to freeze the provider tax, which Sen. Josh Hawley warned “is a real risk to rural hospitals.”

Democrats charge that Republicans are acting at the behest of the oil and gas industry and say that California should be able to set its own standards after obtaining waivers from the Environmental P...