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

Dr. James Malcolm Borthwick, MD

Individual provider Psychiatry Physician · NPI 1366655052

Dr. James Malcolm Borthwick, MD is a Psychiatry Physician in Princeton, New Jersey. Practices as a sole proprietor. Licensed in New Jersey.

Licensed in
NJ
In the registry since
2007
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

166 Bunn Dr
Princeton, NJ 08540-2800
Phone: (609) 688-9800
Fax: (609) 921-8355
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 25MA07660800 (NJ)

Record details

NPI number1366655052
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 8, 2007
Last updated in NPPESJuly 8, 2007
Mailing address166 Bunn Dr, Princeton, NJ 08540-2800

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