Dr. Koontz graduated from the University of Kansas in 1981. He graduated from the University of Kansas School of Medicine in 1985. Dr. Koontz served his internship in surgery and his radiology residency at the University of Kansas Medical Center in 1990. Dr. Koontz specializes in diagnostic radiology and neuroradiology.

He is certified by the American Board of Radiology and has completed his certificate of Added Qualification in Neuroradiology.