The doctor who is nursing Stan back to health resembles Dr. Archie Morris from ER, played by none other than Scott Grimes, who voices Steve Smith.
When Fran is singing "Taking Care of Business" at the wedding and the raccoon appears and says "remember," this is a nod to an earlier episode when Francine had amnesia and Stan tried to recreate an event that they shared about a raccoon.
When the CIA raids the Doug and Buster's, Stan performs the 5 Point Palm Exploding Heart Technique from Kill Bill when killing one of the employees
The title is a reference to The Bourne Identity
The Doctor that tricked Stan into giving him money is modeled after (and voiced by) Scott Grimes, the voice actor for Steve.