Congress considered the issue in debating Medicare legislation last year.
Consider the career trajectories of the two men who played the most important role in putting together the Medicare legislation.
The plan is not part of the Medicare legislation as passed by the House.
There are great uncertainties about the likely impact of the emerging Medicare legislation.
The Republicans said it was too late to take up the Medicare legislation this year.
It was to be cut off again after this week so the Senate could take up Medicare legislation.
First, earlier versions of the Medicare legislation would have taken much more money from them.
The fight over home care was one of many disputes swirling around the Medicare legislation.
But the Medicare legislation also poses a powerful threat to the way many of the largest such companies do business.
That if Medicare legislation is finally passed, one world view will have won, the other lost.