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

Thomas L Treadwell, MD

Individual provider Internal Medicine Physician · NPI 1144260670

Thomas L Treadwell, MD is an Infectious Disease in Framingham, Massachusetts. Graduated from Geisel School of Medicine at Dartmouth in 1977, 49 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
49
Trained at
Geisel School of Medicine at Dartmouth
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

115 Lincoln St
Framingham, MA 01702-6358
Phone: (508) 383-1563
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 47472 (MA)

Record details

NPI number1144260670
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 6, 2006
Last updated in NPPESJanuary 18, 2013
Mailing address115 Lincoln St, Framingham, MA 01702-6358

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINFECTIOUS DISEASE
Medical schoolGEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduated 1977 (49 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Framingham