Ellen Marie Theobald, PHD
Clinical Psychologist · Riverside, CA
Ellen Marie Theobald, PHD is a clinical psychologist with a practice address in Riverside, California, and NPI 1962576223, issued on Nov 20, 2006. Check the license (California PSY9953, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ellen Marie Theobald
- Credential
- PHD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY9953 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5015 Canyon Crest Dr, Riverside, CA 92507
- Phone
- (951) 369-7416
- Enumerated
- Nov 20, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (951) 787-9093
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →
Also registered at 5015 Canyon Crest Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ellen Marie Theobald in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY9953Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ellen Marie Theobald among 12,647 clinical psychologist records in California
Ellen Marie Theobald, PHD 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 not. Its NPI, issued in 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 80% newer
- In a Medicare fileNo · 9% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2007 · 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).
Clinical Psychologist providers in California
There are 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 12,647 in California → Every provider in Riverside → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Kesjana Cake, PSYD, MARiverside, CA 925071114157567
- Joshua Craig, PSYDRiverside, CA 925071821601451
- Mark Downey, PH.D.Riverside, CA 925071619646395
- Michelle Evans, PSYD, BCBARiverside, CA 925071831489533
- Carole Findlay, EDDRiverside, CA 925071134113772
- Marcella Kordus-Salonen, PH.D.Riverside, CA 925071285281147
- Samantha MartinezRiverside, CA 925071831757327
- Katrina Patrick, PH.D.Riverside, CA 925071912020991
Common questions
What is Ellen Marie Theobald, PHD's NPI number?
Ellen Marie Theobald, PHD's National Provider Identifier (NPI) is 1962576223, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ellen Marie Theobald, PHD located?
The NPPES record lists a practice address at 5015 Canyon Crest Dr, Riverside, CA, 92507. Phone: (951) 369-7416. Providers update this record themselves, so call before visiting.
How can I verify Ellen Marie Theobald, PHD's license?
NPPES lists California license number PSY9953, 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. 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.