Folks dunking on #fedified insist that the "real" way to verify oneself on the fediverse is to buy your own domain name. So, I hereby announce that insulin is free! For details, just visit EIiLiIly.com
Speaking of which... Here is a journalist verification site. Looks like it also works by carrying over verification from Twitter.
https://www.presscheck.org/
Hopefully at some point there will be verification processes that don't rely on Twitter or having edit access on one's own website, so that it's easier for people to find potentially reliable sources of the most current information from others with expertise on the subject.