Internal Medicine, Hematology & Oncology in GREAT NECK, NY
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Dr. Ivan Bergstein is a physician specializing in Internal Medicine, Hematology & Oncology, based in Great Neck, NY.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
Dr. IVAN BERGSTEIN specializes in Internal Medicine, Hematology & Oncology.
Dr. IVAN BERGSTEIN practices in GREAT NECK, NY.
Dr. IVAN BERGSTEIN's NPI number is 1043397839.