Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Thomas Jason O'Brien, PA

Individual provider Surgical Physician Assistant · NPI 1659636454

Thomas Jason O'Brien, PA is a Physician Assistant in Mineola, New York. Qualified in 2012, 14 years ago. Practices with Central Suffolk Hospital, a 91-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
14
Licensed in
NY
In the registry since
2012
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

259 1st St
Mineola, NY 11501-3957
Phone: (516) 663-9494
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgical Physician Assistant (primary) Taxonomy 363AS0400X · Licence 015697 (NY)

Record details

NPI number1659636454
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorYes
NPI enumeratedJuly 8, 2012
Last updated in NPPESJuly 8, 2012

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Central Suffolk Hospital — 91 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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