His average rating from his patients is 2.5 stars out of 5. He is affiliated with Scottsdale Osborn Medical Center and Shea Medical Center. Dr. Zacher accepts Humana HMO, Humana Bronze, and Humana Catastrophic, in addition to other insurance carriers. After completing medical school at Creighton University School of Medicine, he performed his residency at a hospital affiliated with Creighton University. In addition to English, he speaks Spanish.