That's an awesome and persuasive infographic. In fact, it's main fault is that it's trying too hard to be persuasive. Putting the US above the legend detracts from the power of the raw data and strikes me as being unnecessarily editorial.
As others have pointed out, life expectancy is only a single facet of the health of a nation and with many sociological factors such as the fact that americans eat too much which leads to heart disease which is not-incidentally the most common cause of death in the USA.
Assuming you have coverage, what you're paying for is word-class care with minimal waiting times.