Received following email from Delcorpo, Yvonne A DelcorpoY@aetna.com:  Sub: RE: PIN 6557417 Mahreen Rashid Rhode Island  "Hello Brad,   Here is the Welcome letter for Mahreen Rashid that you requested   Thank you, Yvonne A. DelCorpo Network Relations Specialist Aetna Behavioral Health (OR, WA)" 