Dr. Zellers is an Interventional Pediatric Cardiologist involved in clinical trials of several transcatheter delivered devices for treatment of congenital and structural heart disease.

He is a Pogue Family Foundation Master Clinician in Pediatric Cardiology, Senior Vice President and Chief Clinical Officer at Children's Medical Center Plano and CHST Vice President of Medical Affairs at Children's Health. 


Medical School
UT Southwestern Medical School (1983)
University of Virginia Health System (1986), Pediatric Medicine
Mayo Clinic College of Medicine (1989), Pediatric Cardiology
Baylor College of Medicine (1997), Interventional Cardiac Catheterization

Research Interest

  • Physician leadership development
  • Quality and safety interventions in high risk babies with complex congenital heart disease
  • Transcatheter delivered devices in the treatment of congenital and structural heart disease


Featured Publications LegendFeatured Publications

Interaction among ET-1, endothelium-derived nitric oxide, and prostacyclin in pulmonary arteries and veins.
Zellers TM, McCormick J, Wu Y Am. J. Physiol. 1994 Jul 267 1 Pt 2 H139-47
Oxygen modulates endothelium-derived relaxing factor production in fetal pulmonary arteries.
Shaul PW, Farrar MA, Zellers TM Am. J. Physiol. 1992 Feb 262 2 Pt 2 H355-64
Endothelium-dependent relaxations of piglet pulmonary arteries augment with maturation.
Zellers TM, Vanhoutte PM Pediatr. Res. 1991 Aug 30 2 176-80

Honors & Awards

  • Texas Super Doctors
    Texas Monthly Magazine (2017)
  • Best Pediatric Specialists/Doctors in Dallas
    D Magazine (2010-2018)
  • Patient's Choice Award
    Mended Hearts Parents Group (2004)
  • Outstanding Faculty Teaching Award
    Awarded by Children’s Medical Center of Dallas (1991)
  • Second Place, Young Investigator Award
    Awarded by American Academy of Pediatrics Section of Cardiology, San Francisco, CA (1989)
  • Finalist, Young Investigator Award
    Awarded by American Academy of Pediatrics Section of Cardiology, Chicago, IL (1988)
  • Best Paper by a Resident or Fellow
    Awarded by Annual Meeting of Northwestern Pediatric Society, Bloomington, MN (1987)
  • Eli Lilly Scholar
    Awarded byWabash College (1977)

Professional Associations/Affiliations

  • Pediatric Society of Greater Dallas, Editorial Board (2008-2019)
  • Dallas County Medical Society, Board of Trustees (2007-2019)
  • Texas Medical Society (2007-2019)
  • Pediatric Society of Greater Dallas (2006-2019)
  • Congenital Cardiovascular and Intervention Study Consortium, President (2005-2016)
  • Congenital Cardiovascular and Intervention Study Consortium (2002-2019)
  • Society for Cardiac Angiography and Intervention, Fellow (1999-2019)