[peschu]

I am surprised that there is no central catalog in the us.

In europe(DACH) there is something called "drg" for example.

For example here(switzerland)

https://www.bag.admin.ch/bag/en/home/versicherungen/krankenv...

(Hard to find ressources in english)

The system is different because it's designed to have a pricing system with health insurances and also far away from perfect. But the treatments etc are standardized.