Dr. Ralf Holzer, MD

Dr. Ralf Holzer, MD

Pediatric Cardiology  ·  
Male  ·  
Age 50
Dr. Ralf Holzer, MD is a pediatric cardiology specialist in New York, NY and has been practicing for 24 years. He graduated from Johannes-Gutenberg-Universitaet Mainz, Fachbereich Medizin in 1994 and specializes in pediatric cardiology.Read his story

525 E 68th St # F

New York, NY 10065

Contact Information

Insurance Accepted

  • Aetna
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Cigna
  • Medicaid
  • UnitedHealthCare

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Learn about Dr. Holzer

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Dr. Holzer's Experience

Dr. Holzer's experience matches your search based on the following criteria:
  • Based on total number of patients treated over the last 12 months
  • Specializes in Pediatric Cardiology
  • Board certified in Pediatric Cardiology and Pediatrics
  • No malpractice claims found
  • No sanctions found
  • No board actions found

Dr. Holzer's bio

This content was provided by Dr. Holzer "Dr. Ralf Holzer is the Chief of the Division of Pediatric Cardiology and Director of Pediatric Cardiac Catheterization at Weill Cornell Medicine and NewYork-Presbyterian Phyllis and David Komansky Children's Hospital /Weill Cornell Medical Center. He is Professor of Clinical Pediatrics at Weill Cornell Medicine and the David Wallace – Star Foundation Professor of Pediatric Cardiology. Dr. Holzer received his medical degree from the Johannes Gutenberg University Mainz in Germany. He completed his residency training in Germany and the United Kingdom, and his cardiology fellowship training at the Royal Liverpool Children's Hospital in the UK, including an advanced fellowship in transcatheter interventions at the University of Chicago Children's Hospital. Dr. Holzer subsequently worked as a consultant in pediatric cardiology and head of interventional services at the Royal Liverpool Children's Hospital (UK) from 2004-2005, and subsequently as an attending physician and Co-Director of the cardiac catheterization laboratory at Nationwide Children's Hospital in Columbus, Ohio (2005-2014). In 2014, Dr. Holzer took up a position as the Director of the Catheterization laboratory at Sidra Medical & Research Center in Doha, Qatar, where he also held the position as acting chief from October 2014 until his departure to Weill Cornell New York in May 2017. Dr. Holzer is a pediatric cardiologist and an internationally recognized expert in all types of transcatheter interventions for patients with congenital heart disease and has demonstrated novel interventional techniques through live case demonstrations at many larger national and international scientific meetings. Dr. Holzer has an extensive academic and research portfolio with more than 85 peer-reviewed publications, 20 book chapters and numerous scientific abstracts to his name. He has a particular interest in outcomes research, quality improvement, and risk adjustment. Dr. Holzer also holds a Masters Degree in Information Technology. "


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Care Philosophy

This content was provided by Dr. Holzer "Quality of care, patient satisfaction and helping our patients achieve positive outcomes is at the core of my clinical work. "

1  Specialties

  • Pediatric Cardiology

2  Board Certifications

  • Pediatric Cardiology
    Accredited by: American Board of Pediatrics*
  • Pediatrics
    Accredited by: American Board of Pediatrics*

12  Conditions Treated

  • Aortic Valve Disease
  • Arrhythmias
  • Atrial Septal Defect
  • Cardiomyopathy
  • Congenital Heart Disease
  • Congestive Heart Failure
  • Mitral Valve Disease
  • Pulmonary Hypertension
  • Pulmonary Valve Disease
  • Syncope
  • Tetralogy of Fallot
  • Ventricular Septal Defect

9  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for New York.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Johannes-Gutenberg-Universitaet Mainz, Fachbereich Medizin
    Medical School | Graduated 1994

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Holzer has no media or publications listed.

Languages Spoken

  • English
  • German

Memberships & Professional Affiliations

Dr. Holzer does not have any memberships or affiliations listed. If you are Dr. Holzer and would like to add memberships or affiliations, please update your profile.

Dr. Holzer's Reviews

Likelihood of recommending Dr. Holzer to family and friends
3 total reviews (2 have comments)

Likelihood to Recommend (3)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Holzer's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    Under 10 minutes

Patient Comments (2)

Dr. Holzer and staff were extremely kind and treated my son and I with respect. It was clear from all interactions that Dr. Holzer was extremely knowledgeable and committed to the best treatment and outcomes for my son. He made sure to explain the procedure in extreme detail and made himself...more
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He explained everything in great detail. Made us feel very at ease.
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