HealthCareAtlasUSA

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Doctors / NY

RUBEN NIESVIZKY, MD

MEDICAL ONCOLOGY

Graduated: 1985

Also: HEMATOLOGY

Offers telehealth

NPI: 1710074885

Practice Locations (5)

WEILL MEDICAL COLLEGE OF CORNELL

425 E 61ST ST

NEW YORK, NY 100658722

6469623376

WEILL MEDICAL COLLEGE OF CORNELL

425 E 61ST ST, FL 4

NEW YORK, NY 100658722

6469622179

WEILL MEDICAL COLLEGE OF CORNELL

520 E 70TH ST

NEW YORK, NY 100219800

6469622012

WEILL MEDICAL COLLEGE OF CORNELL

520 E 70TH ST, SUITE 651

NEW YORK, NY 100219800

2127466575

WEILL MEDICAL COLLEGE OF CORNELL

525 E 68TH ST

NEW YORK, NY 100654870

Source: CMS National Downloadable File, September 2026.

RUBEN NIESVIZKY, MD | HealthCareAtlasUSA