> every single other country has free healthcare, lower costs, and better outcomes than USA.
Aside from those first two being mutually exclusive, no, they don't all.
There are a large variety of funding methods, ultimate out of pocket costs, and outcomes throughout the world.
You'd probably find this an interesting read: https://ourworldindata.org/financing-healthcare
The US is certainly an outlier based on {total spent of healthcare}:{health outcomes}, but it's generally in the middle of the pack in terms of GDP-adjusted out-of-pocket costs. (Mostly as a consequence of private insurance + Medicare/aid)