William Marsh, MD
Gastroenterology · Ophthalmology · Allergy & Immunology
20+ years in practiceNPI: 1568422343Licensed in NH
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Credentials & Recognition
Specialties
Practice Signals
Editorial signals beyond credentials. Patient transparency over opacity. See methodology.
Mid-Level (PA/NP) Use
Doctor-led visits
Google Reviews
4.3 / 5.0
6 reviews
Years in Practice
20+ years
Estimated from NPI enumeration date
Featured in PBCMMG Rankings
Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards
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