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

Gregory J Xanthaky, MD

Individual provider Internal Medicine Physician · NPI 1518934397

Gregory J Xanthaky, MD is an Internal Medicine Physician in Oneonta, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
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

438 Main St
Oneonta, NY 13820-2058
Phone: (607) 432-7900
Fax: (607) 432-7903
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 090220 (NY)

Record details

NPI number1518934397
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 1, 2006
Last updated in NPPESJanuary 14, 2010
Mailing address438 Main St, Oneonta, NY 13820

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