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

Douglas R Barr, MD

Individual provider Internal Medicine Physician · NPI 1134180359

Douglas R Barr, MD is an Internal Medicine in Portland, Maine. Graduated from University of Massachusetts Medical School in 1993, 33 years ago. Practices with Intermed PA, a 185-clinician group, accepts Medicare assignment and offers telehealth. 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

84 Marginal Way Ste 700
Portland, ME 04101
Phone: (207) 774-5816
Fax: (207) 523-8597
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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 014123 (ME)

Record details

NPI number1134180359
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 29, 2006
Last updated in NPPESApril 2, 2026
Certification dateApril 2, 2026

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 Intermed Pa — 185 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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