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

Thomas Aaron Risser, MD

Individual provider Internal Medicine Physician · NPI 1245296342

Thomas Aaron Risser, MD is an Internal Medicine Physician in Cambridge, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
Specialties on file
3
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

1493 Cambridge St
Cambridge, MA 02139-1047
Phone: (617) 665-1025
Fax: (617) 665-1803
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Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 42679 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 42679 (MA)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 42679 (MA)

Record details

NPI number1245296342
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 26, 2006
Last updated in NPPESFebruary 9, 2012
Mailing address70 Todd Pond Rd, Lincoln, MA 01773-3808

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