Originally Posted by rickair7777

My observation and experience has been that they collect your health insurance info, so yeah they know who you are if needed. Setting up a Db (multiple Db's more likely) would take a lot of work and time, and they'll probably only bother (in the US) if this drags out for another year+.

It is actually federal law that providers maintain electronic data on your healthcare (EMR Mandate, etc), so the data is out there somewhere.