Can anyone a recommend a dependable medical travel insurance company that operates in Italy?
Only you can decide which type and how much trip insurance you need -we don’t know what your needs are
There are dozens of threads discussing this here are all from past 2 years
https://search.ricksteves.com/?button=&date_range=2y&filter=Travel+Forum&query=Trip+insurance+
You can compare plans at insuremytrip.com and squaremouth.com
Related info here
https://www.ricksteves.com/travel-tips/health/medical-care-in-europe
what do you mean by operates in Italy?