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

Individual provider Hematology & Oncology Physician · NPI 1417021650

Robert F Zager, MD is a Hematology & Oncology Physician in Montclair, New Jersey. Practices as a sole proprietor. Licensed in New Jersey.

Licensed in
NJ
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

1 Bay Ave 2nd Fl Ste 1
Montclair, NJ 07042-4837
Phone: (973) 259-3555
Fax: (973) 259-3554
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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 25MA002728500 (NJ)

Record details

NPI number1417021650
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 20, 2006
Last updated in NPPESJuly 8, 2007

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