Bridget O'Sullivan, PA-C
NPI 1831841519 · Medical Physician Assistant · Southampton, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bridget O'Sullivan, PA-C is a Medical Physician Assistant provider in Southampton, NY (NPI 1831841519).
Provider details
- NPI number
- 1831841519
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
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 tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 301 E Main StBay Shore, NY 11706-8408Phone: (631) 968-3000
Registry dates
- Enumerated
- 2022-01-24
- Last updated
- 2024-10-30
- Certified
- 2024-10-30
Frequently asked questions
- What is Bridget O'Sullivan's NPI number?
- Bridget O'Sullivan's National Provider Identifier (NPI) is 1831841519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bridget O'Sullivan's specialty?
- Bridget O'Sullivan is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Bridget O'Sullivan located?
- Bridget O'Sullivan's practice location on file with NPPES is 740 County Road 39a, Southampton, NY 11968-5247.
- What is Bridget O'Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Bridget O'Sullivan is (631) 638-7400.
- Does Bridget O'Sullivan accept Medicare?
- Bridget O'Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bridget O'Sullivan's NPI active?
- Yes — Bridget O'Sullivan's NPI (1831841519) is active in the NPPES registry as of the last update on 2024-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.