Just give wrong answers. For instance, for sexually active, answer “with animalls only”. For drug usage, “only since Elmer Fudd’s been in office”. For firearms, “muskets in use during Revolutionary War”. For religious questions, “I am a Mayan priest and I’m looking for a human sacrifice”.
That’ll mess up the NSA computers.
It’ll just get your records a psych review and subsequent gun confiscation.
Why are Dr.s asking about guns?