Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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MS. Caitlyn Elizabeth O'Brien, PA-C

Individual provider Physician Assistant · NPI 1194515882

MS. Caitlyn Elizabeth O'Brien, PA-C is a Physician Assistant in Staten Island, New York. Qualified in 2025, 1 year ago. Practices with True North Medical Group PC, a 186-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
1
Licensed in
NY
In the registry since
2025
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

1099 Targee St
Staten Island, NY 10304-4310
Phone: (718) 667-7500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X (NY)

Record details

NPI number1194515882
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorYes
NPI enumeratedMay 7, 2025
Last updated in NPPESMay 5, 2026
Certification dateMay 5, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice True North Medical Group Pc — 186 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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