Kathryn O'Leary, PNP
NPI 1831542505 · Pediatric Nurse Practitioner · Brooklyn, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn O'Leary, PNP is a Pediatric Nurse Practitioner provider in Brooklyn, NY (NPI 1831542505).
Provider details
- NPI number
- 1831542505
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PNP
- Sex
- Female
- Sole proprietor
- No
- License
- 382477 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2016-07-19
- Last updated
- 2021-07-13
- Certified
- 2021-07-13
Frequently asked questions
- What is Kathryn O'Leary's NPI number?
- Kathryn O'Leary's National Provider Identifier (NPI) is 1831542505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn O'Leary's specialty?
- Kathryn O'Leary is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kathryn O'Leary located?
- Kathryn O'Leary's practice location on file with NPPES is 150 55th Street, Brooklyn, NY 11220.
- What is Kathryn O'Leary's phone number?
- The practice phone number listed in the NPPES registry for Kathryn O'Leary is (718) 630-7000.
- Does Kathryn O'Leary accept Medicare?
- Kathryn O'Leary is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn O'Leary's NPI active?
- Yes — Kathryn O'Leary's NPI (1831542505) is active in the NPPES registry as of the last update on 2021-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.