Individual provider · Type 1 NPI

Gerald Ross Marx, MD

Pediatric Cardiology Physician · Boston, MA

NPI number 1063403384 Active

Practice location

300 Longwood Ave
Boston, MA 02115-5724

Call (617) 355-0039 Map

Mailing address

PO Box 9135, Att:sharon Silva
Brookline, MA 02446-9135

Other practice locations

  • 333 N Santa Rosa, San Antonio, TX 78207-3108 · (210) 704-3030

Specialties and licenses

TaxonomyCodeLicense
Pediatric Cardiology Physician 2080P0202X60399 (MA)
Pediatric Cardiology Physician Primary 2080P0202XW7367 (TX)

Pediatric Cardiology Physician: A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.

3,954 other providers at this address

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About NPI 1063403384

Gerald Ross Marx, MD's National Provider Identifier is 1063403384, issued on Nov 4, 2005. The primary taxonomy on file is Pediatric Cardiology Physician (2080P0202X), and the practice location is in Boston, MA. The record was last updated on Jun 29, 2026.