Ernestina Araiza, PSY.D.
Clinical Psychologist · San Mateo, CA
Ernestina Araiza, PSY.D. is a clinical psychologist with a practice address in San Mateo, California, and NPI 1568608636, issued on Dec 19, 2008. Check the license (California PSB2950, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ernestina Araiza
- Credential
- PSY.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSB2950 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1900 Ofarrell St, San Mateo, CA 94403
- Phone
- (650) 645-1100
- Enumerated
- Dec 19, 2008
- Record last updated
- Dec 19, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20211103001521); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →
Also registered at 1900 Ofarrell St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ernestina Araiza in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSB2950Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Centro DE Salud DE LA Comunidad DE San Ysidro, Inc.El Cajon, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ernestina Araiza among 12,647 clinical psychologist records in California
Ernestina Araiza, PSY.D. is one of 12,647 clinical psychologist records with a practice address in California. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 43% of them.
- NPI issued2008 · 43% of these records are older, 51% newer
- In a Medicare fileYes · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 19% of these records are
- Graduated2001 · median 2006 among the 2,424 with a school on file
- Record last updated2008 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
65 clinical psychologist records list a practice address in San Mateo
They are 65 of the 3,909 NPPES records with a practice address in San Mateo, and 12,647 clinical psychologist records in California.
All 12,647 in California → Every provider in San Mateo → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Lauren Allerhand, PSY.D.San Mateo, CA 944031346763067
- Sherri BurwellSan Mateo, CA 944031750417085
- Courtney Farmer, PH.D.San Mateo, CA 944031336690924
- Raisa GarciaSan Mateo, CA 944031770918005
- Daniele Levy, PHDSan Mateo, CA 944031902166465
- Wei Lew, PH.D.San Mateo, CA 944031427134733
- Jazmin Llamas, PHDSan Mateo, CA 944031972081933
- Lorena Michel, PSY.D.San Mateo, CA 944031003955691
Common questions
What is Ernestina Araiza, PSY.D.'s NPI number?
Ernestina Araiza, PSY.D.'s National Provider Identifier (NPI) is 1568608636, issued on Dec 19, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Ernestina Araiza, PSY.D. located?
The NPPES record lists a practice address at 1900 Ofarrell St, San Mateo, CA, 94403. Phone: (650) 645-1100. Providers update this record themselves, so call before visiting.
How can I verify Ernestina Araiza, PSY.D.'s license?
NPPES lists California license number PSB2950, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.