Registry data as of Aug 27, 2026

Nancy Castro

Social Worker · San Jose, CA

Nancy Castro is a social worker with a practice address in San Jose, California, and NPI 1407399686, issued on Nov 21, 2016. 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1407399686
Name
Nancy Castro
Primary taxonomy
Social Worker 104100000X
Practice location
840 Guadalupe Pkwy, San Jose, CA 95110
Phone
(408) 299-3166
Enumerated
Nov 21, 2016
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 840 Guadalupe Pkwy

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

  1. Bert Borja, L.C.S.W.Clinical Social Worker1770975567
  2. Pho Bui, MSWSocial Worker1265557755
  3. Kate Cecich, MSW INTERNMental Health Counselor1346490430
  4. Dariana Chow, OTR/LOccupational Therapist1477298065
  5. Sarah Dorado, MSW INTERNMental Health Counselor1780834788
  6. Tracy Exley, M.DAdolescent Medicine (Internal Medicine) Physician1033314794

Verify Nancy Castro 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
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 →

383 social worker records list a practice address in San Jose

They are 383 of the 20,925 NPPES records with a practice address in San Jose, and 10,332 social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other social worker records in California

  1. Katie AbajianSan Ysidro, CA1710211818
  2. Katherine AbarcaRancho Cucamonga, CA1225814304
  3. Vafa AbbassiPasadena, CA1740538198
  4. Alexis AbbottSan Diego, CA1265158877
  5. Jeanne Abbott, LCSWModesto, CA1780786939
  6. Vanessa AbcedeLos Angeles, CA1306584495
  7. Sabrina AbdelmutiLong Beach, CA1215244280
  8. Michelle AbdennourNorthridge, CA1467838458
  9. Sara Abdi-PanarielloSacramento, CA1912186172
  10. Pearl AbdoGilroy, CA1598826802

Common questions

What is Nancy Castro's NPI number?

Nancy Castro's National Provider Identifier (NPI) is 1407399686, issued on Nov 21, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Nancy Castro located?

The NPPES record lists a practice address at 840 Guadalupe Pkwy, San Jose, CA, 95110. Phone: (408) 299-3166. Providers update this record themselves, so call before visiting.

How can I verify Nancy Castro'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), loaded Aug 27, 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) 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 27, 2026.