Registry data as of Aug 27, 2026

Robert Arguelles

Clinical Psychologist · Sonoma, CA

Robert Arguelles is a clinical psychologist with a practice address in Sonoma, California, and NPI 1114394517, issued on Sep 1, 2015. Check the license (California PSY27411, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1114394517
Name
Robert Arguelles
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PSY27411 CA
Self-reported in NPPES; status is on the state search
Practice location
270 Perkins St, Sonoma, CA 95476
Phone
(650) 743-2030
Enumerated
Sep 1, 2015
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 270 Perkins St

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

  1. Rebecca Spear, DNP, ARNP, AGNP-CPrimary Care Nurse Practitioner1285003814

Verify Robert Arguelles 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 PSY27411
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

One hospital or facility affiliation

  1. Siyan Clinical CorporationSanta Rosa, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

10 clinical psychologist records list a Sonoma practice address

They are 10 of the 395 NPPES records with a Sonoma practice address, and 11,200 clinical psychologist records in California.

Other clinical psychologist records in California

  1. Tanya Aaen, PH.D.Martinez, CA1477518561
  2. Jack Aamot, PSY.D.Napa, CA1770711210
  3. Elena Abalo-Dehmer, PH.D.Anaheim, CA1942406368
  4. Brian Abary, PSY.DLos Angeles, CA1538354832
  5. Tatevik Abaryan, PH.D.Pacoima, CA1952682619
  6. Liana Abascal, PH.D.San Diego, CA1073740569
  7. Jessica Abdalla, PHDWalnut Creek, CA1558069211
  8. Mohamed Abdallah, PSY.DEl Centro, CA1912430851
  9. Megan Abdolrashidi, PSYDGilroy, CA1093293094
  10. Qutayba Abdullatif, PH.D.Pasadena, CA1134667751

Common questions

What is Robert Arguelles's NPI number?

Robert Arguelles's National Provider Identifier (NPI) is 1114394517, issued on Sep 1, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Robert Arguelles located?

The NPPES record lists a practice address at 270 Perkins St, Sonoma, CA, 95476. Phone: (650) 743-2030. Providers update this record themselves, so call before visiting.

How can I verify Robert Arguelles's license?

NPPES lists California license number PSY27411, 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.