Summary

Dr. James Nielsen is a cardiovascular disease specialist who brings three decades of experience to his practice. He earned his medical degree from Tulane University School of Medicine and has dedicated his career to treating heart conditions in patients of all ages. Dr. Nielsen speaks both English and Spanish, helping him connect with a diverse patient population.

Dr. Nielsen practices at NYU Pediatric Cardiology in New York and maintains hospital privileges at Stony Brook University Hospital. He treats patients with abnormal heart rhythms, adult congenital heart disease, and chest pain conditions like angina. His expertise includes cardiovascular imaging, exercise stress testing, and specialized fetal heart imaging for expecting mothers. Patients have given Dr. Nielsen an average rating of 2.5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 2.5
  • 31 years of experience
  • 5 insurance plans accepted
  • speaks English, Spanish
  • Tulane University School Of Medicine
  • 1 written review
  • 1 specialty
  • 2 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

NYU Pediatric Cardiology

424 E 34th StNew York, NY 10016

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James C. Nielsen, MD
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James C. Nielsen, MDDr. Michael L. Schwartz, MDSu Yuan, MDDr. Hannah R Rosenblum, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseCardiovascular Disease
Accepts New Patients Accepts New Patients Accepts New Patients
2.5 
4.5 
31 Years of Experience 38 Years of Experience 14 Years of Experience 11 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English, Mandarin
New York , NYPomona , NYNew York , NYNew York , NY
Med School: Tulane University School Of Medicine Med School: University Of South Florida Health Morsani College Of Medicine Med School: Univ Of Calgary Fac Of Med Med School: New York University School Of Medicine
Current Profile
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Insurance Plans Accepted by James C. Nielsen

  • Accepts Medicare
  • Aetna HMO
  • Aetna Indemnity
  • Aetna Medicare
  • Local 1199 - NYU Hospital Member Choice
  • Local 1199 PPO

Medical Specialties

James C. Nielsen has the following specialty

Specialty Expertise

James C. Nielsen has the following 2 areas of expertise

  • Pediatric Cardiology
  • Pediatrics

Certifications, License, & Education

31 Years Experience

James C. Nielsen holds an expired medical license in the state of New York.

Medical License

Medical Doctor with an expired medical license in the state of New York that expired in 2026.

Education & Training

Medical School

Graduated from Tulane University School Of Medicine in 1995.

NPI Number

James C. Nielsen's NPI number is 1669432266.

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Frequently Asked Questions

Does James Nielsen accept my insurance?
You can see the insurance plans that James Nielsen accepts on their Vitals profile.
What languages does James Nielsen speak?
James Nielsen speaks English and Spanish.
How can I make an appointment with James Nielsen?
You can find contact information for James Nielsen here on Vitals.
Which hospitals is James Nielsen affiliated with?
James Nielsen is affiliated with STONY BROOK UNIVERSITY HOSPITAL.
Is James Nielsen accepting new patients?
James Nielsen is accepting new patients on Vitals. View James Nielsen's profile on Vitals to make an appointment.

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