NPPES file of Aug 9, 2026

Sebastian Castanon

Counseling Psychologist · Winchester, CA

Sebastian Castanon is a counseling psychologist with a practice address in Winchester, California, and NPI 1134955586, issued on Sep 11, 2024. Check the license 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
1134955586
Name
Sebastian Castanon
Primary taxonomy
Counseling Psychologist 103TC1900X
Practice location
32329 Shallot CT, Winchester, CA 92596
Phone
(951) 490-7862
Enumerated
Sep 11, 2024
Record last updated
Sep 11, 2024
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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Verify Sebastian Castanon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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Counseling Psychologist providers in California

There are 629 counseling psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 629 in California → Every provider in Winchester →

Other counseling psychologist records in California

  1. Stephanie Abbey, PH.D.Palo Alto, CA1548819600
  2. Ragheed AbdulameerFremont, CA1235518531
  3. Elizabeth Abrams, PHDSebastopol, CA1245748813
  4. Melanie AguirreGarden Grove, CA1366026924
  5. Annie Ahn, PHDIrvine, CA1508113010
  6. Caitlin Aiona SmithSanta Rosa, CA1861163586
  7. Aaliyah Akbar, PPS CREDENDIALOakland, CA1083598403
  8. Kalyani AkulaRichmond, CA1003356148
  9. Jose Alcantar, MSBakersfield, CA1083192504
  10. Anjali Alimchandani, PHD, MPPLos Angeles, CA1588176176

Common questions

What is Sebastian Castanon's NPI number?

Sebastian Castanon's National Provider Identifier (NPI) is 1134955586, issued on Sep 11, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Sebastian Castanon located?

The NPPES record lists a practice address at 32329 Shallot CT, Winchester, CA, 92596. Phone: (951) 490-7862. Providers update this record themselves, so call before visiting.

How can I verify Sebastian Castanon's license?

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.