National healthcare collapsed when Clinton proposed it and had a Democratic congress. The president has much less power than the "if Democrats win, we're doomed" crowd leads one to believe.
This time, it's a central plank of the Democrats, and you can be that Obama or Hillary will waste ZERO time to get it passed.
And we won't even have a filibuster to use - the Donks will gladly wipe away that procedural limit as being a blocker. They will use the nuclear option, and ensure it goes through.
The way to stop creeping socialism is to never give it a chance to grow. Cut off the main taproot, and go after the smaller suckers. You don't focus on the suckers and let the taproot grow deeper and stronger.