I personally don't? Why would I want that.
The companies might want to hide that info but I don't think that's a legitimate use case.
The hospital's call staff might not be in the same building as the doctor - so showing a familiar number is useful.
In an ideal world you would be able to trust that number but, as per the above, that isn't always the case.
I personally don't? Why would I want that.
The companies might want to hide that info but I don't think that's a legitimate use case.