He graduated from the University of Illinois College of Medicine at Chicago and then he performed his residency at a hospital affiliated with the University of Illinois at Peoria. On average, patients gave him a rating of 5.0 stars out of 5. Dr. Arnett is in-network for Humana HMO, Humana Bronze, and Humana Catastrophic, as well as other insurance carriers. He is professionally affiliated with Children's Hospital of Illinois and OSF Medical Group.