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

Darren D Brennan, MD

Individual provider Diagnostic Radiology Physician · NPI 1710904172

Darren D Brennan, MD is a Diagnostic Radiology Physician in Marlborough, Massachusetts. Works from 2 locations. 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.

See every abbreviation used in this directory →

Practice location Address checks out

157 Union St
Marlborough, MA 01752-1228
Phone: (508) 486-5600
Fax: (508) 229-1241
Show map & directions

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

Additional practice locations (1)

  • 55 Lake Ave N, Worcester, MA 01655-0002 — (508) 334-7237

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 228330 (MA)

Record details

NPI number1710904172
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 15, 2006
Last updated in NPPESMay 19, 2021
Certification dateMay 19, 2021

Other providers in Marlborough