Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Olivia Hoang-Oanh Tran, PA

Individual provider Physician Assistant · NPI 1649779109

Olivia Hoang-Oanh Tran, PA is a Physician Assistant in Hollister, California. Qualified in 2018, 8 years ago. Practices with Hazel Hawkins Memorial Hospital, a 53-clinician group and accepts Medicare assignment.

Years since qualifying
8
In the registry since
2018
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

591 McCray St Ste 231
Hollister, CA 95023-2224
Phone: (831) 636-3116
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X

Record details

NPI number1649779109
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedFebruary 9, 2018
Last updated in NPPESFebruary 11, 2025
Certification dateFebruary 11, 2025

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Hazel Hawkins Memorial Hospital — 53 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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