Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Marc Fenster, MD

Individual provider Gastroenterology Physician · NPI 1144751595

Marc Fenster, MD is an Internal Medicine in Cedarhurst, New York. Graduated from Albert Einstein College of Medicine of Yeshiva University in 2017, 9 years ago. Practices with Five Towns Gastroenterology, a 3-clinician group. Licensed in New York.

Years since qualifying
9
Trained at
Albert Einstein College of Medicine of Yeshiva University
Licensed in
NY
In the registry since
2017
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

657 Central Ave
Cedarhurst, NY 11516-2320
Phone: (516) 374-5570
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 302653 (NY)

Record details

NPI number1144751595
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2017
Last updated in NPPESAugust 23, 2023
Certification dateAugust 23, 2023
Mailing address657 Central Ave, Cedarhurst, NY 11516-2320

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolALBERT EINSTEIN COLLEGE OF MEDICINE OF YESHIVA UNIVERSITY
Graduated 2017 (9 years in practice)
Group practice Five Towns Gastroenterology — 3 clinicians
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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