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

Individual provider Internal Medicine Physician · NPI 1164402624

Dr. David J Koffman, MD is an Internal Medicine in Bangor, Maine. Graduated from University of Massachusetts Medical School in 1993, 33 years ago. Practices with St Joseph Hospital, a 196-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
33
Trained at
University of Massachusetts Medical School
Licensed in
ME
In the registry since
2006
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

900 Broadway
Bangor, ME 04401-1900
Phone: (207) 907-3300
Fax: (207) 907-1923
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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 MD14488 (ME)

Record details

NPI number1164402624
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 20, 2006
Last updated in NPPESFebruary 3, 2022
Certification dateFebruary 3, 2022

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 1993 (33 years in practice)
Group practice St Joseph Hospital — 196 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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