Dr. Denison's hospital/clinic affiliations include Pediatric Associates of Dallas (PAD), Medical City Children's Hospital, and Baylor University Medical Center at Dallas (Baylor Dallas). He honors Blue Cross/Blue Shield, Coventry, Parkland Community Health Plan, and more. He studied medicine at the University of Texas Southwestern Medical School. Dr. Denison's residency was performed at Children's Medical Center Dallas. Distinctions awarded to Dr. Denison include: Texas Super Doctors and Texas Rising Stars.