Ralph Marcus, M.D.
NPI 1033174677 · Rheumatology Physician · Teaneck, NJ
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ralph Marcus, M.D. is a Rheumatology Physician provider in Teaneck, NJ (NPI 1033174677).
Provider details
- NPI number
- 1033174677
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MA31300 (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
- 2006-04-18
- Last updated
- 2012-08-23
Frequently asked questions
- What is Ralph Marcus's NPI number?
- Ralph Marcus's National Provider Identifier (NPI) is 1033174677, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ralph Marcus's specialty?
- Ralph Marcus is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Ralph Marcus located?
- Ralph Marcus's practice location on file with NPPES is 1415 Queen Anne Rd, Teaneck, NJ 07666-3521.
- What is Ralph Marcus's phone number?
- The practice phone number listed in the NPPES registry for Ralph Marcus is (201) 837-7788.
- Does Ralph Marcus accept Medicare?
- Ralph Marcus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ralph Marcus's NPI active?
- Yes — Ralph Marcus's NPI (1033174677) is active in the NPPES registry as of the last update on 2012-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.