Robert F Zager, Md.,pa
NPI 1538465141 · General Practice Physician · Montclair, NJ
Robert F Zager, Md.,pa is a General Practice Physician organization in Montclair, NJ (NPI 1538465141).
Provider details
- NPI number
- 1538465141
- Entity type
- Organization
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Zager, Owner(973) 259-3555
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
15 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
- 2011-01-28
- Last updated
- 2011-02-01
Frequently asked questions
- What is Robert F Zager, Md.,pa's NPI number?
- Robert F Zager, Md.,pa's National Provider Identifier (NPI) is 1538465141, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Robert F Zager, Md.,pa?
- Robert F Zager, Md.,pa is classified in the NPPES registry as General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Robert F Zager, Md.,pa located?
- Robert F Zager, Md.,pa's practice location on file with NPPES is 1 Bay Ave, Montclair, NJ 07042-4837.
- What is Robert F Zager, Md.,pa's phone number?
- The practice phone number listed in the NPPES registry for Robert F Zager, Md.,pa is (973) 259-3555.
- Who is the authorized official for Robert F Zager, Md.,pa?
- The authorized official listed on Robert F Zager, Md.,pa's NPPES record is Robert Zager, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Robert F Zager, Md.,pa's NPI active?
- Yes — Robert F Zager, Md.,pa's NPI (1538465141) is active in the NPPES registry as of the last update on 2011-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.