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

Individual provider Internal Medicine Physician · NPI 1295751493

Dr. James L Rosenzweig, MD is an Internal Medicine in Boston, Massachusetts. Graduated from Yale University School of Medicine in 1976, 50 years ago. Practices with Hebrew Seniorlife Affiliated Medical Group Inc, a 16-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
50
Trained at
Yale University School of Medicine
Licensed in
MA
In the registry since
2006
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

732 Harrison Avenue Preston 2nd Fl
Boston, MA 02118-2309
Phone: (617) 638-7470
Fax: (617) 638-7449
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 58493 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 58493 (MA)

Record details

NPI number1295751493
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 14, 2006
Last updated in NPPESJune 24, 2014

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesENDOCRINOLOGY
Medical schoolYALE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1976 (50 years in practice)
Group practice Hebrew Seniorlife Affiliated Medical Group Inc — 16 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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