Also, do a check of your Dr or one you are thinking about seeing at the State Medical Board. Be sure to ask if the Dr has practised in other states.
Here is a link that gives a directory to every states board.
http://www.fsmb.org/directory_smb.html
This link has more for Texas, but also national links..such as HIPPA laws.
http://www.tmb.state.tx.us/links/links.php