Eliza Coupe also played a doctor on Scrubs which this eposide spoofs on a bit.
Heavily draws on themes and tropes used in popular medical shows "Scrubs" and "Grey's Anatomy."
Despite A.J. being Angie's 20-something year old son, Bobby Cannavale is actually about 6 years older than Rashida Jones, and 48 at the time of his introduction to the series here.