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

Mr. John J. Flanagan, MD

Individual provider Emergency Medicine Physician · NPI 1487814737

Mr. John J. Flanagan, MD is an Emergency Medicine in Southbridge, Massachusetts. Graduated from University of Massachusetts Medical School in 2008, 18 years ago. Practices with New Hampshire Emergency Physician Associates PC, a 24-clinician group and accepts Medicare assignment. Licensed in Massachusetts and New Hampshire.

Years since qualifying
18
Trained at
University of Massachusetts Medical School
Licensed in
MA, NH
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

100 S St
Southbridge, MA 01550-4051
Phone: (508) 765-9771
Fax: (508) 764-2448
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 236541 (MA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 18108 (NH)

Record details

NPI number1487814737
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 11, 2008
Last updated in NPPESApril 3, 2023
Certification dateApril 3, 2023
Mailing address100 South St, Southbridge, MA 01550-4051

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2008 (18 years in practice)
Group practice New Hampshire Emergency Physician Associates Pc — 24 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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