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

Individual provider Hematology & Oncology Physician · NPI 1043397839

Dr. Ivan Bergstein, MD is a Hematology & Oncology Physician in Great Neck, 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

28 Arleigh Rd
Great Neck, NY 11021-1327
Phone: (917) 992-2168
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 194810 (NY)

Record details

NPI number1043397839
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 1, 2006
Last updated in NPPESJuly 8, 2007
Mailing address28 Arleigh Rd, Great Neck, NY 11021-1327

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