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

Michael V Callahan, MD

Individual provider Infectious Disease Physician · NPI 1770698821

Michael V Callahan, MD is an Infectious Disease Physician in Cambridge, 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

65 Landsdowne St
Cambridge, MA 02139-4232
Phone: (617) 768-8800
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 213200 (MA)

Record details

NPI number1770698821
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 20, 2006
Last updated in NPPESJuly 8, 2007
Mailing address2955 Tilden St Nw, Washington, DC 20008-1150

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