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

Troyen A Brennan, MD

Individual provider Internal Medicine Physician · NPI 1174686265

Troyen A Brennan, MD is an Internal Medicine Physician in Woonsocket, Rhode Island. 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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1 Cvs Dr
Woonsocket, RI 02895-6146
Phone: (401) 770-4801
Fax: (401) 770-6463
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 55445 (MA)

Record details

NPI number1174686265
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 19, 2006
Last updated in NPPESDecember 21, 2010

Other providers in Woonsocket