Joanna O'Brien
NPI 1912439753 · Family Medicine Physician · Glen Cove, NY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna O'Brien is a Family Medicine Physician provider in Glen Cove, NY (NPI 1912439753).
Provider details
- NPI number
- 1912439753
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- 327109 (NY)
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
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
- 2017-03-31
- Last updated
- 2025-12-11
- Certified
- 2025-12-11
Frequently asked questions
- What is Joanna O'Brien's NPI number?
- Joanna O'Brien's National Provider Identifier (NPI) is 1912439753, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna O'Brien's specialty?
- Joanna O'Brien is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna O'Brien located?
- Joanna O'Brien's practice location on file with NPPES is 10 Medical Plz Ste 302, Glen Cove, NY 11542-2101.
- What is Joanna O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Joanna O'Brien is (917) 817-6521.
- Does Joanna O'Brien accept Medicare?
- Joanna O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna O'Brien's NPI active?
- Yes — Joanna O'Brien's NPI (1912439753) is active in the NPPES registry as of the last update on 2025-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.