Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. James Frederick Knudsen, PHD, MD

Individual provider Internal Medicine Physician · NPI 1194048991

Dr. James Frederick Knudsen, PHD, MD is an Internal Medicine Physician in Calais, Maine. Practices as a sole proprietor. Licensed in Virginia.

Licensed in
VA
In the registry since
2010
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

70 Lafayette St 421
Calais, ME 04619-1518
Phone: (207) 454-0053
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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 0101040442 (VA)

Record details

NPI number1194048991
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , MD
Sole proprietorYes
NPI enumeratedMarch 8, 2010
Last updated in NPPESMarch 8, 2010
Mailing addressPo Box 421, Calais, ME 04619-0421

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