Marc Zimmerman, MD
NPI 1568543742 · Hematology & Oncology Physician · Pomona, NY
Marc Zimmerman, MD is a Hematology & Oncology Physician provider in Pomona, NY (NPI 1568543742).
Provider details
- NPI number
- 1568543742
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1348461 (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
- 2006-10-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marc Zimmerman's NPI number?
- Marc Zimmerman's National Provider Identifier (NPI) is 1568543742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Zimmerman's specialty?
- Marc Zimmerman is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Zimmerman located?
- Marc Zimmerman's practice location on file with NPPES is 974 Rte 45, Pomona, NY 10970.
- What is Marc Zimmerman's phone number?
- The practice phone number listed in the NPPES registry for Marc Zimmerman is (845) 362-3970.
- Is Marc Zimmerman's NPI active?
- Yes — Marc Zimmerman's NPI (1568543742) 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.