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

Benjamin Aaron Bier, MD

Individual provider Internal Medicine Physician · NPI 1306259403

Benjamin Aaron Bier, MD is a Cardiovascular Disease (Cardiology) in Boston, Massachusetts. Graduated from University of Massachusetts Medical School in 2014, 12 years ago. Practices with New York University, a 5,884-clinician group and accepts Medicare assignment. Licensed in Massachusetts and New York.

Years since qualifying
12
Trained at
University of Massachusetts Medical School
Licensed in
MA, NY
In the registry since
2014
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

330 Brookline Ave
Boston, MA 02215-5400
Phone: (617) 667-7000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 288958 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 259804 (MA)

Record details

NPI number1306259403
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 5, 2014
Last updated in NPPESNovember 4, 2022
Certification dateNovember 4, 2022
Mailing address103 Pinckney St, Apt 4, Boston, MA 02114-4437

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2014 (12 years in practice)
Group practice New York University — 5884 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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