I have the similar timeline,
File Received: June, 16th, 2015
AOR: Sept, 03rd, 2015
Medical Request : Jan, 18th, 2016 (approximate time, I don't remember the exact date)
Medical Done: Jan, 22nd, 2016 (approximate time, I don't remember the exact date)
Medical Received: Jan, 25th, 2016...