Robert Greenblum, MD
NPI 1073575551 · Specialist · Fair Lawn, NJ
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Greenblum, MD is a Specialist provider in Fair Lawn, NJ (NPI 1073575551).
Provider details
- NPI number
- 1073575551
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MA051650 (NJ)
Specialties & taxonomies
Other Service Providers
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
- 2006-04-03
- Last updated
- 2008-08-07
Frequently asked questions
- What is Robert Greenblum's NPI number?
- Robert Greenblum's National Provider Identifier (NPI) is 1073575551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Greenblum's specialty?
- Robert Greenblum is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Robert Greenblum located?
- Robert Greenblum's practice location on file with NPPES is 15-01 Broadway, Fair Lawn, NJ 07410-6003.
- What is Robert Greenblum's phone number?
- The practice phone number listed in the NPPES registry for Robert Greenblum is (201) 794-6008.
- Does Robert Greenblum accept Medicare?
- Robert Greenblum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Greenblum's NPI active?
- Yes — Robert Greenblum's NPI (1073575551) is active in the NPPES registry as of the last update on 2008-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.