Well sure, but in the universe where capitation rules the world, we have people clamoring for services that they say they need, but professionals refuse to provide.

And there are probably HN threads there explaining why we need to go to a fee-for-service model.

>It’s really hard to implement in the US though because people push for a lot of unnecessary stuff.

"Unnecessary" is in the eye of the beholder to a certain degree. Extracting a molar is pretty cheap. Root canals, implants, and crowns much less so. But, depending upon the circumstances, more expensive procedures may make sense.