NPPES file of Aug 9, 2026

Eileen Warren, PH.D.

Psychologist · Paso Robles, CA

Eileen Warren, PH.D. is a psychologist with a practice address in Paso Robles, California, and NPI 1366606832, issued on Jul 15, 2008. Check the license (California PSY16864, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366606832
Name
Eileen Warren
Credential
PH.D.
Primary taxonomy
Psychologist 103T00000X
License number
PSY16864 CA
Self-reported in NPPES; status is on the state search
Practice location
504 Red River Dr, Paso Robles, CA 93446
Phone
(805) 237-8590
Enumerated
Jul 15, 2008
Record last updated
Jul 15, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100619000076); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Eileen Warren in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PSY16864
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Eileen Warren among 7,304 psychologist records in California

Eileen Warren, PH.D. is one of 7,304 psychologist records with a practice address in California. 6% 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 2008, is newer than 36% of them.

  • NPI issued2008 · 36% of these records are older, 58% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 14% of these records are
  • Graduated1998 · median 2005 among the 1,058 with a school on file
  • Record last updated2008 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in California

There are 7,304 psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 psychologist records with the nearest ZIP codes

  1. Donna Ackerman, PSYD , LMFTPaso Robles, CA 934461922367887
  2. Warren Icke, PHDPaso Robles, CA 934461467744862
  3. Halley Moore, PHDPaso Robles, CA 934461730454190
  4. Wendy Meier, PSY.D.Nipomo, CA 934441275967275
  5. Laurie Reifsnyder, PH.D.Nipomo, CA 934441871667006
  6. Denise Dritsas, PSY.D.Pismo Beach, CA 934491497715601
  7. Carolyn Wright, PHDPismo Beach, CA 934491942347125
  8. Robin Lewis, PH.D.Morro Bay, CA 934421275621781

Common questions

What is Eileen Warren, PH.D.'s NPI number?

Eileen Warren, PH.D.'s National Provider Identifier (NPI) is 1366606832, issued on Jul 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Eileen Warren, PH.D. located?

The NPPES record lists a practice address at 504 Red River Dr, Paso Robles, CA, 93446. Phone: (805) 237-8590. Providers update this record themselves, so call before visiting.

How can I verify Eileen Warren, PH.D.'s license?

NPPES lists California license number PSY16864, 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.