Leonard Sigal
NPI 1790850444 · Rheumatology Physician · New Brunswick, NJ
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leonard Sigal is a Rheumatology Physician provider in New Brunswick, NJ (NPI 1790850444).
Provider details
- NPI number
- 1790850444
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- MA51908 (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
19 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
- 2006-11-21
- Last updated
- 2008-02-04
Frequently asked questions
- What is Leonard Sigal's NPI number?
- Leonard Sigal's National Provider Identifier (NPI) is 1790850444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Sigal's specialty?
- Leonard Sigal is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Sigal located?
- Leonard Sigal's practice location on file with NPPES is 125 Paterson St, New Brunswick, NJ 08901-1962.
- What is Leonard Sigal's phone number?
- The practice phone number listed in the NPPES registry for Leonard Sigal is (732) 235-7217.
- Does Leonard Sigal accept Medicare?
- Leonard Sigal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leonard Sigal's NPI active?
- Yes — Leonard Sigal's NPI (1790850444) is active in the NPPES registry as of the last update on 2008-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.