Dr. Gerald R. Marx
Last updated: Dec 1, 2025

Dr. Gerald R. Marx

  • Gender: Male
  • Experience: 45 years
  • Graduated from: University Of California, Geffen School Of Medicine
  • Graduation year: 1976
  • Sole propriator: No
  • NPI: 1063403384

Dr. Gerald R. Marx MD

Pediatric Cardiologist

He is located at 300 Longwood Avenue in Boston, MA 02115. Can help patients with the following: Cardiac MRI, Echocardiogram, Heart Disease, Pediatric Heart Disease. His National Provider Identifier (NPI) number is 1063403384. Appointment can be made via the phone number (617) 355-0039. He also has a website where you can get more information. The website can be found at http://www.childrenshospital.org/cardiology. He is affiliated with 1 hospitals.

Conditions treated

Dr. Gerald Ross Marx, being an pediatric cardiologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Gerald R. Marx.

  • Cardiac MRI
  • Echocardiogram
  • Heart Disease
  • Pediatric Heart Disease

Procedures Performed by Dr. Gerald R. Marx

Medicare Enrollment

Dr. Gerald R. Marx is enrolled to bill Medicare as a Practitioner - Cardiovascular Disease (cardiology) (also registered under: Practitioner - Pediatric Medicine) .

Bills through: Boston Childrens Heart Foundation Inc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Abbott Laboratories $25

Other

Food and Beverage $26

Studies

UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE

Graduated in 1976

Other ways to reach out

  • Website: http://www.childrenshospital.org/cardiology
  • Facebook: https://www.facebook.com/BostonChildrensHospital/
  • LinkedIn: https://www.linkedin.com/company/bostonchildrenshospital/
  • Instagram: https://www.instagram.com/bostonchildrens

Affiliated hospitals

BOSTON CHILDREN'S HOSPITAL
300 LONGWOOD AVENUE
BOSTON, 2115 MA
(617) 735-6000

Looking for more Pediatric Cardiologists?

Out of the 101 pediatric cardiologists in this region, here are 10 randomly selected ones for you to explore.

Dr. Michael Maxwell Mendelson
  • Gender: Male
  • Address: Boston Children's Hospital, Department of Cardiology 300 Longwood Avenue Boston, 2115, MA
Dr. Andrew Powell
  • Gender: Male
  • Address: Boston Children's Hospital, Department of Cardiology 300 Longwood Avenue Boston, 2115, MA
Dr. Mark Edward Alexander
  • Gender: Male
  • Address: 71 Us Route 1 Suite C Scarborough, 4074, ME
Dr. William Pu
  • Gender: Male
  • Address: Boston Children's Hospital, Department of Cardiology 300 Longwood Avenue Boston, 2115, MA
Dr. Virginie Beausejour Ladouceur
  • Gender: Female
  • Address: 300 LONGWOOD AVE Boston, 2115, MA
Dr. Sarah Goldberg
  • Gender: Female
  • Address: Boston Children's Hospital, Department of Cardiology 300 Longwood Avenue Boston, 2115, MA
Dr. Jaclyn Mckinstry
  • Gender: Female
  • Address: 403 East 34th Street New York, 10016, NY
Dr. Ryan Williams
  • Gender: Male
  • Address: 300 Longwood Avenue Boston, 2115, MA
Dr. Ryan M. Callahan
  • Gender: Male
  • Address: 3401 Civic Center Boulevard Philadelphia, 19104, PA

Questions & Answers

Where can you meet with Dr. Gerald Ross Marx?

Dr. Gerald Ross Marx's office is located at 300 Longwood Avenue in Boston, MA 02115.

Has Dr. Gerald Ross Marx affiliation with hospitals?

Dr. Gerald Ross Marx is affiliated with BOSTON CHILDREN'S HOSPITAL.

What conditions does Dr. Gerald Ross Marx treat?

Dr. Gerald Ross Marx provides treatment for Cardiac MRI, Echocardiogram, Heart Disease, Pediatric Heart Disease.