(CNN) — Congress is almost out of time to extend enhanced Obamacare subsidies that would avert skyrocketing health care premiums for tens of millions of Americans next year.

And with GOP leaders far from a consensus among their members, lawmakers in both parties are increasingly worried that those funds will actually lapse — thrusting the country into an affordability crisis in a critical midterm election year.

“There is a deadline. So people need to get their head out of their ass and get to work,” GOP Rep. Mike Lawler of New York told reporters on Thursday, after he and roughly 30 other centrists from both parties introduced their own ideas to keep the subsidies flowing, but with major overhauls to the program.

House Speaker Mike Johnson vowed on Thursday that he will put forward h

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