It sure seems that way if a wealth family with top level insurance can still get bankrupt by medical bills. Examples of that are right here in comments.
https://www.npr.org/sections/health-shots/2022/06/16/1104969...
https://rooseveltinstitute.org/publications/medical-debt/
https://www.marketplace.org/story/2024/03/27/health-and-weal...
As for income distribution
https://worldpopulationreview.com/country-rankings/gini-coef...
State GDP figures are skewed by high earners. The US is massively and systemically unequal, with far less economic mobility than the EU.
It sure seems that way if a wealth family with top level insurance can still get bankrupt by medical bills. Examples of that are right here in comments.