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

Harold Bien, PHD, MD

Individual provider Hematology & Oncology Physician · NPI 1902049257

Harold Bien, PHD, MD is a Hematology & Oncology Physician in Stony Brook, New York. Licensed in New York. Registered with an NPI since 2009.

Licensed in
NY
In the registry since
2009
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

Hsc T15 040
Stony Brook, NY 11794-8151
Phone: (631) 638-0910
Fax: (631) 638-0915
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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 267100-1 (NY)

Record details

NPI number1902049257
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , MD
Sole proprietorNo
NPI enumeratedApril 16, 2009
Last updated in NPPESSeptember 21, 2016
Mailing addressPo Box 1554, Stony Brook, NY 11790-0988

Other providers in Stony Brook