I thought there are 'out of pocket maximums' set by the government to avoid that? The most that individuals will have to pay out-of-pocket in 2020 is $8,200 and $16,400 for families.
If you have good insurance, sure. If you're unemployed, one bad illness or injury means instant bankruptcy.
I didn't live in a high CoL area either. Everyone who isn't wealthy or socially connected to get a job that pays above average is priced out of visiting a doctor at all right now.
The most we'd pay in tax is £8k: https://listentotaxman.com/38000?
that covers all our health insurance as well. There is no copay, there are no "your condition isn't covered anymore". The only issue now is wait times, but thats because we're balls deep in a pandemic.