NPPES file of Aug 9, 2026

Eric K. Serdahl, PH.D.

Clinical Psychologist · Livermore, CA

Eric K. Serdahl, PH.D. is a clinical psychologist with a practice address in Livermore, California, and NPI 1265469217, issued on Jun 27, 2006. Check the license (California PSY17991, 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
1265469217
Name
Eric K. Serdahl
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY17991 CA
Self-reported in NPPES; status is on the state search
Practice location
1797 Fourth St, Livermore, CA 94550
Phone
(925) 443-2500
Enumerated
Jun 27, 2006
Record last updated
Jul 21, 2022
Fax
(925) 443-0771
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1797 Fourth St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lourdes Corona, MS, LEP, PPSPsychologist1518724525
  2. Jeannette Lobao, PSY.DClinical Psychologist1285644492
  3. Nancy Oehrle, PSY.D.Clinical Psychologist1790711901
  4. Sallie Olsen, PH.DClinical Psychologist1881621845
  5. Dennis Reno, PH.D.Clinical Psychologist1780620641

Verify Eric K. Serdahl 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 PSY17991
    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

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14 clinical psychologist records list a practice address in Livermore

They are 14 of the 994 NPPES records with a practice address in Livermore, and 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical psychologist records in California

  1. Tanya Aaen, PH.D.Martinez, CA1477518561
  2. Jack Aamot, PSY.D.Napa, CA1770711210
  3. Brian Abary, PSY.DLos Angeles, CA1538354832
  4. Tatevik Abaryan, PH.D.Pacoima, CA1952682619
  5. Liana Abascal, PH.D.San Diego, CA1073740569
  6. Jessica Abdalla, PHDWalnut Creek, CA1558069211
  7. Mohamed Abdallah, PSY.DEl Centro, CA1912430851
  8. Megan Abdolrashidi, PSYDGilroy, CA1093293094
  9. Keri Abdullah, PH.D.San Diego, CA1699840587
  10. Qutayba Abdullatif, PH.D.Pasadena, CA1134667751

Common questions

What is Eric K. Serdahl, PH.D.'s NPI number?

Eric K. Serdahl, PH.D.'s National Provider Identifier (NPI) is 1265469217, issued on Jun 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Eric K. Serdahl, PH.D. located?

The NPPES record lists a practice address at 1797 Fourth St, Livermore, CA, 94550. Phone: (925) 443-2500. Providers update this record themselves, so call before visiting.

How can I verify Eric K. Serdahl, PH.D.'s license?

NPPES lists California license number PSY17991, 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.