Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Heather Ha-Thanh Oshiro, PA-C

Individual provider Physician Assistant · NPI 1487023222

Heather Ha-Thanh Oshiro, PA-C is a Physician Assistant in Fountain Valley, California. Qualified in 2015, 11 years ago. Practices with Providence Medical Foundation, a 1,465-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
11
Licensed in
CA
In the registry since
2015
Specialties on file
2
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

9940 Talbert Ave #101
Fountain Valley, CA 92708-5153
Phone: (714) 545-8700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 955 W Imperial Hwy Ste 110, Brea, CA 92821-3814 — (714) 578-6826

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 52823 (CA)
Physician Assistant Taxonomy 363A00000X

Record details

NPI number1487023222
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedSeptember 23, 2015
Last updated in NPPESDecember 15, 2021
Certification dateDecember 15, 2021

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Fountain Valley