If you have been to the Hall it's likely something in your introduction letter that they following up on.
If you haven't been to the Hall it's the introduction letter is making then check up on you.
It's pretty standard for them to follow.
If you want toavoid them just say "it is nice to hear from you but at this time I'm seeking personal assistance dealing with a traumatic issue and need to deal with that first. Until that is dealt with is best that I keep my distance to avoid further trauma that might result in more expensive treatments.
That line is long but it works.If they dig tell them you can't say anything without legal present