Director, Electrophysiology Program, Le Bonheur Children's Hospital

Professor, The University of Tennessee Health Science Center

Program Director, Pediatric Cardiology Fellowship

Patient Care Emphasis

Cardiac Rhythm Device Management, Bradycardia/Pacing, Cardiomyopathy/Heart Transplantation, Clinical Trials, Pediatric Electrophysiology (arrhythmias), Radiofrequency and Cryo Ablation, 

Medical School

University of California at San Diego

Board Certification

American Board of Pediatrics, Cardiology subspecialty


The University of California Los Angeles


The University of California Los Angeles (Pediatric Cardiology)

Awards and Honors

Ross Award in Research from the Western Society for Pediatric Research

Phi Beta Kappa

Professional Memberships

American Academy of Pediatrics

American Heart Association Pediatric Electrophysiology Society

Society for Pediatric Research

Selected Research

Guerrier K, Hendrickson B, Waller BR, Wetzel GT. Diagnostic and Therapeutic Approach to Arrhythmias in Adult Congenital Heart Disease. Curr Treat Options Cardiovasc Med. 2019 Jul 25;21(9):44. doi: 10.1007/s11936-019-0749-9. PMID: 31342289.