Sergio Alberto Castillo, PH.D.
Clinical Psychologist · Los Angeles, CA
Sergio Alberto Castillo, PH.D. is a clinical psychologist with a practice address in Los Angeles, California, and NPI 1174602866, issued on Nov 3, 2006. Check the license (California PSY17452, 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
- Sergio Alberto Castillo
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY17452 CA
Self-reported in NPPES; status is on the state search - Practice location
- 10421 S Figueroa St, Los Angeles, CA 90003
- Phone
- (323) 418-4205
- Enumerated
- Nov 3, 2006
- Record last updated
- Mar 13, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 10421 S Figueroa St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrea Aoun, PSY.D.Clinical Psychologist1275969354
- Rayven BattlesClinical Social Worker1790153666
- Brad Conn, M.A.Mental Health Counselor1487892428
- Monique Johnson, ASPsychologist1962524124
- Ahmad Kausar, LCSWClinical Social Worker1851300677
- Margaret MilesStudent in an Organized Health Care Education/Training Program1811447535
Verify Sergio Alberto 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 PSY17452Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
1,268 clinical psychologist records list a practice address in Los Angeles
They are 1,268 of the 69,537 NPPES records with a practice address in Los Angeles, and 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,268 in Los Angeles → All 12,647 in California → Every provider in Los Angeles →
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- Tatevik Abaryan, PH.D.Pacoima, CA1952682619
- Liana Abascal, PH.D.San Diego, CA1073740569
- Jessica Abdalla, PHDWalnut Creek, CA1558069211
- Mohamed Abdallah, PSY.DEl Centro, CA1912430851
- Megan Abdolrashidi, PSYDGilroy, CA1093293094
- Keri Abdullah, PH.D.San Diego, CA1699840587
- Qutayba Abdullatif, PH.D.Pasadena, CA1134667751
Common questions
What is Sergio Alberto Castillo, PH.D.'s NPI number?
Sergio Alberto Castillo, PH.D.'s National Provider Identifier (NPI) is 1174602866, issued on Nov 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sergio Alberto Castillo, PH.D. located?
The NPPES record lists a practice address at 10421 S Figueroa St, Los Angeles, CA, 90003. Phone: (323) 418-4205. Providers update this record themselves, so call before visiting.
How can I verify Sergio Alberto Castillo, PH.D.'s license?
NPPES lists California license number PSY17452, 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.