I've heard this before. Do you think that Germans or the French end users care about the price? No - they're insured far better than any American without a (D) or (R) after their name. They just _go to the doctor when they're sick_. Period.
http://www.oecd-ilibrary.org/docserver/download/fulltext/811...
Moreover, in a system like the US health care the "average" isn't very meaningful, because if you and I have a sore knee, and you get 2 MRIs per year, and I get none, well...