“Creating a trigger could cause problems in the marketplace, said Dean A. Rosen, who was a chief health care advisor to former Senate Majority Leader Bill Frist, R-Tenn.

I worry that once you have that mechanism in place it could be triggered by the government or by Congress in the future by lower criteria or different criteria.,” he said. “What happens once the government comes in after a certain number of years? If it went away how would it go away? If it went away would that be disruptive to coverage?”