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

P Reed Larsen, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1700842952

P Reed Larsen, MD is an Endocrinology, Diabetes & Metabolism Physician in Boston, Massachusetts. Practices as a sole proprietor. Licensed in Massachusetts.

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

77 Avenue Louis Pasteur Harvard Institutes Of Medicine
Boston, MA 02115
Phone: (617) 525-5150
Fax: (617) 731-4718
Show map & directions

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

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 37485 (MA)

Record details

NPI number1700842952
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 25, 2006
Last updated in NPPESMay 4, 2012

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