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

Individual provider Hematology & Oncology Physician · NPI 1205877818

Dr. Lionel Grossbard, MD is a Hematology & Oncology Physician in New York, New York. Licensed in New York. Registered with an NPI since 2006.

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

161 Fort Washington Ave
New York, NY 10032-3729
Phone: (212) 305-8399
Fax: (212) 305-6848
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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 088058 (NY)

Record details

NPI number1205877818
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 8, 2006
Last updated in NPPESJuly 13, 2026

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