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

Dr. Mason Wright Freeman, MD

Individual provider Internal Medicine Physician · NPI 1851473821

Dr. Mason Wright Freeman, MD is an Internal Medicine Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
Specialties on file
2
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

55 Fruit Street Grj 1321 Lipid Metabolism Unit
Boston, MA 02114-2696
Phone: (617) 726-5906
Fax: (617) 726-2879
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 47331 (MA)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence 47331 (MA)

Record details

NPI number1851473821
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 19, 2006
Last updated in NPPESSeptember 11, 2025

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