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

Dr. Frederick Greenstein, MD

Individual provider Urology Physician · NPI 1174583686

Dr. Frederick Greenstein, MD is an Urology in Brooklyn, New York. Graduated from State University of New York Downstate Medical Center in 1977, 49 years ago. Practices with Interfaith Professional Physician Services PC, a 384-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
49
Trained at
State University of New York Downstate Medical Center
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 Partly verified

Some contact details are missing from the federal record.

One Brookdale Plaza Men's Health - Ste 500
Brooklyn, NY 11212-1121
Phone: (718) 240-8672
Fax: (718) 240-5808
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 134704 (NY)

Record details

NPI number1174583686
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2006
Last updated in NPPESMay 18, 2020
Certification dateMay 18, 2020
Mailing address1 Brookdale Plz Ste 666, Brooklyn, NY 11212-3198

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1977 (49 years in practice)
Group practice Interfaith Professional Physician Services Pc — 384 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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