James Sullivan, MD
NPI 1871563551 · Specialist · Great Neck, NY
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Sullivan, MD is a Specialist provider in Great Neck, NY (NPI 1871563551).
Provider details
- NPI number
- 1871563551
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 176543 (NY)
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
- 2006-01-25
- Last updated
- 2016-03-02
Frequently asked questions
- What is James Sullivan's NPI number?
- James Sullivan's National Provider Identifier (NPI) is 1871563551, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Sullivan's specialty?
- James Sullivan is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is James Sullivan located?
- James Sullivan's practice location on file with NPPES is 600 Northern Blvd, Great Neck, NY 11021-5200.
- What is James Sullivan's phone number?
- The practice phone number listed in the NPPES registry for James Sullivan is (516) 487-9454.
- Does James Sullivan accept Medicare?
- James Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Sullivan's NPI active?
- Yes — James Sullivan's NPI (1871563551) is active in the NPPES registry as of the last update on 2016-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.