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

Dr. Dennis Dwan, MD

Individual provider Internal Medicine Physician · NPI 1174140172

Dr. Dennis Dwan, MD is a Diagnostic Radiology in Boston, Massachusetts. Graduated from Geisel School of Medicine at Dartmouth in 2020, 6 years ago. Practices with Atrius Health Inc, a 1,205-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
6
Trained at
Geisel School of Medicine at Dartmouth
Licensed in
MA
In the registry since
2020
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

55 Fruit St
Boston, MA 02114-2621
Phone: (617) 506-2726
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 295306 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence ETLL-1321 (MA)

Record details

NPI number1174140172
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 25, 2020
Last updated in NPPESMay 21, 2025
Certification dateMay 21, 2025

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolGEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduated 2020 (6 years in practice)
Group practice Atrius Health Inc — 1205 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations9 on file with Medicare

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