A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Frederick Greenstein:
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The overall average patient rating of Dr. Frederick Greenstein is Good.
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Specialties & Research
Dr. Frederick Greenstein, MD is board certified in Urology.
- He has special expertise in 2 areas:
- Overactive Urinary Bladder
Education & Awards
Dr. Greenstein graduated from State University of New York Downstate, Brooklyn.
Dr. Greenstein has 13 hospital affiliations:
- Kingsbrook Jewish Medical Center
- Brooklyn University Hospital
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- Additional Information
- Dr. Frederick Greenstein MD is a male Urologist, has 34 years of experience and practices in Urology.
- Where does Dr. Frederick Greenstein practice?
- Dr. Frederick Greenstein has 5 office locations.
Dr. Frederick Greenstein practices Urology near Brooklyn, NY.
See Brooklyn Urologists.