Barnabas Health Multispecialty
NPI 1538597745 · Gastroenterology Physician · West Orange, NJ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barnabas Health Multispecialty is a Gastroenterology Physician organization in West Orange, NJ (NPI 1538597745).
Provider details
- NPI number
- 1538597745
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Anthony Slonim, Owner(973) 322-4021
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Anesthesiology Physician207L00000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2013-10-25
- Last updated
- 2013-10-25
Frequently asked questions
- What is Barnabas Health Multispecialty's NPI number?
- Barnabas Health Multispecialty's National Provider Identifier (NPI) is 1538597745, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Barnabas Health Multispecialty?
- Barnabas Health Multispecialty is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Barnabas Health Multispecialty located?
- Barnabas Health Multispecialty's practice location on file with NPPES is 101 Old Short Hills Rd, West Orange, NJ 07052-1000.
- What is Barnabas Health Multispecialty's phone number?
- The practice phone number listed in the NPPES registry for Barnabas Health Multispecialty is (973) 731-4600.
- Does Barnabas Health Multispecialty accept Medicare?
- Barnabas Health Multispecialty is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Barnabas Health Multispecialty?
- The authorized official listed on Barnabas Health Multispecialty's NPPES record is Anthony Slonim, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Barnabas Health Multispecialty's NPI active?
- Yes — Barnabas Health Multispecialty's NPI (1538597745) is active in the NPPES registry as of the last update on 2013-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.