Sean Sullivan, D.O.
NPI 1407146699 · Internal Medicine Physician · East Orange, NJ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Sullivan, D.O. is a Internal Medicine Physician provider in East Orange, NJ (NPI 1407146699).
Provider details
- NPI number
- 1407146699
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MN09491400 (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
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
- 2011-04-09
- Last updated
- 2016-02-04
Frequently asked questions
- What is Sean Sullivan's NPI number?
- Sean Sullivan's National Provider Identifier (NPI) is 1407146699, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Sullivan's specialty?
- Sean Sullivan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sean Sullivan located?
- Sean Sullivan's practice location on file with NPPES is 385 Tremont Ave, East Orange, NJ 07018-1023.
- What is Sean Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Sean Sullivan is (973) 676-1000.
- Does Sean Sullivan accept Medicare?
- Sean Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sean Sullivan's NPI active?
- Yes — Sean Sullivan's NPI (1407146699) is active in the NPPES registry as of the last update on 2016-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.