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

Dr. Mark D Gilbert, MD

Individual provider Internal Medicine Physician · NPI 1912934605

Dr. Mark D Gilbert, MD is an Internal Medicine Physician in Leeds, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
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

421 N Main St
Leeds, MA 01053-9764
Phone: (413) 584-4040
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 38582 (MA)

Record details

NPI number1912934605
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 27, 2006
Last updated in NPPESJuly 8, 2007
Mailing address166 Lincoln Ave, Amherst, MA 01002-2011

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