Affiliations
Medical City Heart Hospital
Clinic Staffing
Medical Director
V. Vivian Dimas, MD, MBA 
ACHD Board Certified
23
50%
Administrative Program Director/Manager
Tony Espinonza
CCRNA, MHA, MSN
Additional Cardiologists
Jane Kao, MD
Pediatric Cardiology
LeeAnn Pearse, MD
Pediatric Cardiology
Nursing & Other Staff
1
Justin Sims, PA-C
Care Setting
Medical City Dallas Hospital
Medical City Children's Cardiology Specialists
Medical City Children's Cardiology Specialists
Yes
Yes
Yes
Yes
- at age 14
Yes
Training & Research
No
Yes
2025
Director's Description
The Medical City Dallas ACHD Program provides comprehensive care to all patients with congenital heart disease. We see patients at our main Medical City Dallas campus as well as outreach sites including Medical City Heart Hospital. Our team includes cardiothoracic surgeons, general cardiologists, electrophysiologists, cardiac imaging specialists with advanced 3-dimensional cardiac imaging, fetal cardiologists, interventionalists as well as sub-specialty care for both pediatric and adult patients. Medical City also offers mechanical circulatory support for all ages and adult VAD and heart transplant.