He wrote a column a couple days before this paper. Linking the response as well.
https://www.statnews.com/2020/03/17/a-fiasco-in-the-making-a...
https://www.statnews.com/2020/03/18/we-know-enough-now-to-ac...
As others have noted here, the article calls for action based on very little data and lots of ad-hoc speculation. It also cheery picks its and falsely claims we don't have enough data.
I wonder if thinking all research is false too much lets jump to the idea you dream any opinion that's convenient.
Moreover, Ioannidιs has absolutely jumped into advocating this position from a partisan political position, with his positions picked up by partisan political sites such as the dailywire.com; Headline: "Stanford Professor: Data Indicates We’re Severely Overreacting To Coronavirus" https://www.dailywire.com/news/stanford-professor-data-indic...