AOIFE O'BRIEN PA-C
NPI 1952104523
Physician Assistant - Medical in Philadelphia, PA

Active since March 31, 2025PECOS EnrolledAccepts Medicare Assignment
834 CHESTNUT ST STE 450, PHILADELPHIA, PA 19107(215) 955-8544 Get Directions Write a Review

NPPES record last updated: March 31, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Aoife O'brien Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

AOIFE O'BRIEN PA-C (NPI 1952104523) is an individual medical provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MA066445) and active in the NPI registry since March 2025. She is enrolled in Medicare PECOS, is affiliated with Thomas Jefferson University Hospital, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1952104523
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameAOIFE O'BRIENCredential: PA-C
Location Address834 CHESTNUT ST STE 450Philadelphia, PA 19107-5127
Mailing Address12587 E Poinsettia DrScottsdale, AZ 85259-3443 · (480) 274-8855
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateMarch 31, 2025
NPPES CertifiedMarch 28, 2025
NPI 1952104523 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License Licensed in PA · MA066445
834 CHESTNUT ST STE 450, Philadelphia, PA 19107

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Aoife O'brien Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4183135015
PECOS Enrollment IDI20250617002389
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Thomas Jefferson University Hospital

Acute Care Hospitals · Philadelphia, PA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390174
Location111 South 11th StreetPhiladelphia, PA 19107 · Philadelphia County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Gerontology)
834 CHESTNUT ST STE 450
PHILADELPHIA, PA 19107

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Aoife O'brien's NPI number?

The NPI number for Aoife O'brien is 1952104523. It was assigned to this individual provider in the NPPES registry on March 31, 2025.

Where is Aoife O'brien located?

Aoife O'brien practices at 834 Chestnut St Ste 450, Philadelphia, PA 19107. The listed phone number is (215) 955-8544.

What is Aoife O'brien's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Aoife O'brien enrolled in Medicare?

Yes. Aoife O'brien is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Aoife O'brien affiliated with any hospitals?

According to CMS data, Aoife O'brien is affiliated with Thomas Jefferson University Hospital.

When was this NPI record last updated?

The NPPES record for Aoife O'brien was last updated on March 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.