Gloria Alejandra Castillo, MSW
Social Worker · San Mateo, CA
Gloria Alejandra Castillo, MSW is a social worker with a practice address in San Mateo, California, and NPI 1740968353, issued on Jul 5, 2023. Check the license (California 117859, 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.
- Name
- Gloria Alejandra Castillo
- Credential
- MSW
- Primary taxonomy
- Social Worker 104100000X
- License number
- 117859 CA
Self-reported in NPPES; status is on the state search - Practice location
- 31 Tower RD, San Mateo, CA 94402
- Phone
- (415) 860-5557
- Enumerated
- Jul 5, 2023
- Record last updated
- Nov 7, 2024
- Entity
- Type 1 · individual
8 nearest social worker records → All 10,332 in California → Look up another NPI →
Also registered at 31 Tower RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Julia BarbozaSocial Worker1669773727
- Ki Wi FanClinical Social Worker1689104770
- Long HoangSocial Worker1316769417
- Alexandra MayClinical Social Worker1811201585
- Laura Stovall, LCSWClinical Social Worker1093901373
Verify Gloria Alejandra Castillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 117859Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Gloria Alejandra Castillo among 10,332 social worker records in California
Gloria Alejandra Castillo, MSW is one of 10,332 social worker records with a practice address in California. 2% 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 2023, is newer than 75% of them.
- NPI issued2023 · 75% of these records are older, 18% newer
- In a Medicare fileNo · 2% of these records are
- In the CMS Doctors and Clinicians fileNo · 3% of these records are
- Record last updated2024 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
43 social worker records list a practice address in San Mateo
They are 43 of the 3,909 NPPES records with a practice address in San Mateo, and 10,332 social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 10,332 in California → Every provider in San Mateo → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Julia BarbozaSan Mateo, CA 944021669773727
- Joselyn Bautista Zamudio, MSWSan Mateo, CA 944021174153589
- Monet Burpee, ASWSan Mateo, CA 944021841571171
- Randy Dillard, ACSW, MSWSan Mateo, CA 944021447934906
- Richard Lane EngelbrechtSan Mateo, CA 944021124726575
- Louna Fihaki, M.S.W.San Mateo, CA 944021114474533
- Mercedes Gutierrez, MSW, ASW # 109251San Mateo, CA 944021508597857
- Empris JohnsonSan Mateo, CA 944021780468538
Common questions
What is Gloria Alejandra Castillo, MSW's NPI number?
Gloria Alejandra Castillo, MSW's National Provider Identifier (NPI) is 1740968353, issued on Jul 5, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Gloria Alejandra Castillo, MSW located?
The NPPES record lists a practice address at 31 Tower RD, San Mateo, CA, 94402. Phone: (415) 860-5557. Providers update this record themselves, so call before visiting.
How can I verify Gloria Alejandra Castillo, MSW's license?
NPPES lists California license number 117859, 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.