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

James Macmillan, MD

Individual provider Internal Medicine Physician · NPI 1376514919

James Macmillan, MD is an Internal Medicine Physician in Ithaca, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Cornell University Health Services Ho Plz
Ithaca, NY 14853-3101
Phone: (607) 255-6946
Fax: (607) 254-3503
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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 132933-1 (NY)

Record details

NPI number1376514919
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 31, 2006
Last updated in NPPESOctober 15, 2010
Mailing addressCornell University Health Services, Ho Plaza, Ithaca, NY 14853-3101

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