Dr. Marx is on Doximity
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Office
300 Longwood Ave
Boston, MA 02115Phone+1 617-355-0039
Education & Training
- Boston Children’s Hospital/Boston Medical CenterFellowship, Pediatric Cardiology, 1979 - 1982
- Boston Children’s Hospital/Boston Medical CenterResidency, Pediatrics, 1976 - 1979
- David Geffen School of Medicine at UCLAClass of 1976
Certifications & Licensure
- OR State Medical License 1982 - Present
- MA State Medical License 1988 - 2025
- FL State Medical License 2017 - 2019
- AZ State Medical License 1983 - 2010
- American Board of Pediatrics Pediatrics
- American Board of Pediatrics Pediatric Cardiology
Awards, Honors, & Recognition
- Regional Top Doctor Castle Connolly, 2014
- Fellow (FACC) American College of Cardiology
Publications & Presentations
PubMed
- Predictive modeling of endocardial fibroelastosis recurrence in patients with congenital heart disease.Daniel Diaz-Gil, Natalia Silva-Gomez, Sarah U Morton, Jonathan G Seidman, Christine E Seidman
The Journal of Thoracic and Cardiovascular Surgery. 2025-02-01 - Experience Curve With the Cone Procedure for Ebstein's Anomaly: Effect on Cost and Resource Utilization.Peter Chiu, Abdelilah El Azfi, Brandon Kwon, Sitaram M Emani, Gerald Marx
JACC. Advances. 2024-08-01 - Clinical and 2D/3D-Echo Cardiography Determinants of Mitral Valve Reoperation in Children With Congenital Mitral Valve Disease.Nora Lang, Steven J Staffa, David Zurakowski, Francesca Sperotto, Melinda Shea
JACC. Advances. 2024-08-01
Press Mentions
- Sonia’s Story: Saving Hearts a World AwayAugust 7th, 2018
- Jimmy Kimmel Sheds Light on Health Coverage for Infants with Birth DefectsMay 3rd, 2017
- State Lawmakers Consider Healthier Vending Machine ChoicesMay 23rd, 2016
- Join now to see all
Professional Memberships
- Fellow
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