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

Nicholas John Kleopoulos MD, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1730248659

Nicholas John Kleopoulos MD, MD is an Obstetrics & Gynecology Physician in Smithtown, 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.

See every abbreviation used in this directory →

Practice location Address checks out

200 E Main St
Smithtown, NY 11787-2812
Phone: (631) 265-4567
Fax: (631) 265-4704
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 149194 (NY)

Record details

NPI number1730248659
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 6, 2006
Last updated in NPPESOctober 29, 2015
Mailing address45 Research Way, University Associates In Obstetrics & Gynecology, Ufpc, East Setauket, NY 11733

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