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

Dr. Thomas R Ostrander, MD

Individual provider Internal Medicine Physician · NPI 1841511482

Dr. Thomas R Ostrander, MD is an Internal Medicine in Boston, Massachusetts. Graduated from Tufts University School of Medicine in 2010, 16 years ago. Practices with Evans Medical Foundation Inc, a 526-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
16
Trained at
Tufts University School of Medicine
Licensed in
MA
In the registry since
2010
Specialties on file
2
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

801 Massachusetts Ave Crosstown 2
Boston, MA 02118-2605
Phone: (617) 414-4376
Fax: (617) 414-4676
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 255679 (MA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 255679 (MA)

Record details

NPI number1841511482
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 17, 2010
Last updated in NPPESNovember 24, 2014

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2010 (16 years in practice)
Group practice Evans Medical Foundation Inc — 526 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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