

Pediatrics
James Nielsen, M.D.
Clinical Professor, Department of Pediatrics at NYU Grossman School of Medicine
East Setauket, NY
About Me I am extremely fortunate to have a career as a pediatric cardiologist for over 20 years and to be a member of NYU Langone’s Pediatric Congenital Heart Program at Hassenfeld Children’s Hospital . Caring for children and their families with congenital heart disease is a true privilege. I have focused my clinical work and research on accurate diagnosis of complex congenital heart defects, using fetal and neonatal echocardiography and cardiac MRI with 2D and 3D visualization tools. The matu
30+
Years in Practice
Credentials
Board Certifications
- American Board of Pediatrics (Pediatric Cardiology), 2002
Education & Training
- MD from Tulane University, 1995
- Residency, Tulane University School of Medicine, Pediatrics, 1999
- Fellowship, Mount Sinai Medical Center, Pediatric Cardiology, 2002
Peer Recognition
- Healthgrades — Healthgrades Honor Roll
Clinical Focus
Subspecialties
Pediatric Cardiology
Conditions & Treatments
Congenital Heart DiseaseAdult Congenital Heart DiseasePediatric Arrhythmias
Practice Details
Hospital Affiliations
- NYU Langone Hospital—Brooklyn
- NYU Langone Hospitals
- Bellevue Hospital Center
Experience
30+ years in practice