Faculty & Staff Directory Home / For Providers & Researchers / Take Action / Faculty & Staff Directory / Ariel Hierholzer, MD Ariel Hierholzer, MD Intermediate Child Neurology Resident Phoenix Children's Hospital Current Program: Child Neurology Residency Start Year: 2026 Affiliation: Phoenix Children’s Hospital Ariel Hierholzer, MD Intermediate Child Neurology Resident Phoenix Children's Hospital Current Program: Child Neurology Residency Start Year: 2026 Affiliation: Phoenix Children’s Hospital