Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Oscar A Donoso, PHD, LP

Individual provider Clinical Psychologist · NPI 1801025879

Dr. Oscar A Donoso, PHD, LP is a Clinical Psychologist in Orange, California. Qualified in 2010, 16 years ago. Practices with Pacific Coast Psychiatric Associates Inc, a 632-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
16
Licensed in
CA
In the registry since
2009
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

701 S Parker St Ste 2800
Orange, CA 92868-4720
Phone: (925) 282-1778
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 24553 (CA)

Record details

NPI number1801025879
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , LP
Sole proprietorNo
NPI enumeratedJuly 10, 2009
Last updated in NPPESJuly 14, 2025
Certification dateJuly 14, 2025

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Pacific Coast Psychiatric Associates Inc — 632 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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