IndividualActive
Barbara O'Sullivan, NP, MSN
NPI 1629227327 · Primary Care Nurse Practitioner · Brooklyn, NY
Provider details
- NPI number
- 1629227327
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP, MSN
- Sex
- Female
- Sole proprietor
- No
- License
- F3024401 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
450 Clarkson Ave
Brooklyn, NY 11203-2056
Phone: (718) 270-2857
Street-level locationGet directions
Mailing address
207 Windsor Pl
Brooklyn, NY 11215-5919
Registry dates
- Enumerated
- 2008-09-17
- Last updated
- 2023-09-07
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.