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

Dr. Michael Dennis Flanagan, MD, PHD

Individual provider Internal Medicine Physician · NPI 1851453252

Dr. Michael Dennis Flanagan, MD, PHD is an Internal Medicine in Bryn Mawr, Pennsylvania. Graduated from Perelman School of Med at the University of Pennsylvania in 1983, 43 years ago. Practices with Bryn Mawr Medical Specialists Association, a 135-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
43
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
PA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

955 E Haverford Road Sutie 300
Bryn Mawr, PA 19010
Phone: (610) 527-8844
Fax: (610) 527-6658
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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 MD031671E (PA)

Record details

NPI number1851453252
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedDecember 14, 2006
Last updated in NPPESAugust 8, 2025
Certification dateAugust 8, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1983 (43 years in practice)
Group practice Bryn Mawr Medical Specialists Association — 135 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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