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

Individual provider Specialist · NPI 1891788659

Dr. Brian J Keroack, MD is a Rheumatology in Portland, Maine. Graduated from Tufts University School of Medicine in 1985, 41 years ago. Practices with York Hospital, a 206-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maine.

Years since qualifying
41
Trained at
Tufts University School of Medicine
Licensed in
ME
In the registry since
2005
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

51 Sewall St
Portland, ME 04102-2643
Phone: (207) 774-5761
Fax: (207) 874-7478
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 013245 (ME)

Record details

NPI number1891788659
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 26, 2005
Last updated in NPPESOctober 9, 2008
Mailing address51 Sewall St, Portland, ME 04102-2643

Medicare enrollment

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

Medicare specialtyRHEUMATOLOGY
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice York Hospital — 206 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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