Michael Greenberg, M.D.
NPI 1700087814 · Hematology & Oncology Physician · New Rochelle, NY
Michael Greenberg, M.D. is a Hematology & Oncology Physician provider in New Rochelle, NY (NPI 1700087814).
Provider details
- NPI number
- 1700087814
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 087565 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Michael Greenberg's NPI number?
- Michael Greenberg's National Provider Identifier (NPI) is 1700087814, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Greenberg's specialty?
- Michael Greenberg is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Greenberg located?
- Michael Greenberg's practice location on file with NPPES is 120 Broadview Ave, New Rochelle, NY 10804-4143.
- What is Michael Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Michael Greenberg is (914) 235-9843.
- Is Michael Greenberg's NPI active?
- Yes — Michael Greenberg's NPI (1700087814) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.