Bob Greenwald, M.D.
NPI 1144275207 · Diagnostic Radiology Physician · Hackensack, NJ
Bob Greenwald, M.D. is a Diagnostic Radiology Physician provider in Hackensack, NJ (NPI 1144275207).
Provider details
- NPI number
- 1144275207
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA04903900 (NJ)
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
20 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
- 2006-05-24
- Last updated
- 2017-02-01
Frequently asked questions
- What is Bob Greenwald's NPI number?
- Bob Greenwald's National Provider Identifier (NPI) is 1144275207, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bob Greenwald's specialty?
- Bob Greenwald is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Bob Greenwald located?
- Bob Greenwald's practice location on file with NPPES is 30 Prospect Ave, Hackensack, NJ 07601-1915.
- What is Bob Greenwald's phone number?
- The practice phone number listed in the NPPES registry for Bob Greenwald is (551) 996-2200.
- Is Bob Greenwald's NPI active?
- Yes — Bob Greenwald's NPI (1144275207) is active in the NPPES registry as of the last update on 2017-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.