Aoife O'Brien, PA-C
NPI 1952104523 · Medical Physician Assistant · Philadelphia, PA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aoife O'Brien, PA-C is a Medical Physician Assistant provider in Philadelphia, PA (NPI 1952104523).
Provider details
- NPI number
- 1952104523
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- MA066445 (PA)
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
1 yr 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
- 2025-03-31
- Last updated
- 2025-03-31
- Certified
- 2025-03-28
Frequently asked questions
- What is Aoife O'Brien's NPI number?
- Aoife O'Brien's National Provider Identifier (NPI) is 1952104523, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aoife O'Brien's specialty?
- Aoife O'Brien is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Aoife O'Brien located?
- Aoife O'Brien's practice location on file with NPPES is 834 Chestnut St Ste 450, Philadelphia, PA 19107-5127.
- What is Aoife O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Aoife O'Brien is (215) 955-8544.
- Does Aoife O'Brien accept Medicare?
- Aoife 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 Aoife O'Brien's NPI active?
- Yes — Aoife O'Brien's NPI (1952104523) is active in the NPPES registry as of the last update on 2025-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.