https://www.erieri.com/blog/post/top-10-highest-paid-ceos-at...
These are all medical, so that is the right comparison, but charities can also have high salaries:
https://www.charitywatch.org/top-charity-salaries
And, I am not taking a position here, but if you feel strongly that this should not be the case, there is this video for the counter-argument:
https://www.ted.com/talks/dan_pallotta_the_way_we_think_abou...