What do you need to become an anesthesiologist assistant?

Go to AA school.

There are currently 5 program in the US.

Case Western Reserve University (Cleveland, Ohio)

Emory University School of Medicine (Atlanta, Georgia)

Nova Southeastern University (Ft. Lauderdale, Florida)

South University (Savannah, Georgia)

University of Missouri-Kansas City (UMKC) School of Medicine

you can find the pre-reqs by going to each schools website and finding the program. all programs are masters degrees, thus a bachelors degree is required.