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

Dr. Hal Gerstein, MD

Individual provider Hematology & Oncology Physician · NPI 1790874121

Dr. Hal Gerstein, MD is a Hematology/Oncology in Great Neck, New York. Graduated from Albany Medical College of Union University in 1978, 48 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in New York.

Years since qualifying
48
Trained at
Albany Medical College of Union University
Licensed in
NY
In the registry since
2006
Specialties on file
2
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

225 Community Dr Ste 160
Great Neck, NY 11021-5506
Phone: (516) 482-4790
Fax: (516) 773-3708
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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 138753 (NY)
Medical Oncology Physician Taxonomy 207RX0202X · Licence 138753 (NY)

Record details

NPI number1790874121
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 12, 2006
Last updated in NPPESNovember 15, 2010
Mailing address225 Community Dr, Suite 160, Great Neck, NY 11021-5506

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolALBANY MEDICAL COLLEGE OF UNION UNIVERSITY
Graduated 1978 (48 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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