Alejo Castillon, LCSW

NPI: 1386704286

Alejo Castillon, LCSW

Q: What is Alejo Castillon's NPI number?

Alejo Castillon's NPI number is 1386704286, a unique 10-digit identifier issued by CMS.

Q: What does Alejo Castillon specialize in?

Alejo Castillon specializes in Clinical Social Worker, taxonomy code 1041C0700X.

Q: Where does Alejo Castillon practice?

Alejo Castillon practices in Stockton, CA 95210-3364.

Q: When was Alejo Castillon's NPI issued?

Alejo Castillon's NPI was issued on December 11, 2006.

Q: What is Alejo Castillon's provider type?

Alejo Castillon is an Individual Provider under CMS NPI Type 1.

ActiveIndividual ProviderClinical Social Worker

NPI issued: December 11, 2006

Quick Facts

NPI Number

1386704286

TypeIndividual

StatusActive

SpecialtyClinical Social Worker

Taxonomy1041C0700X — Clinical Social Worker

Phone

(209) 476-5467

StateCA

NPI Validation Status: Verified

✅Valid 10-digit NPI number (1386704286)

✅Active status confirmed

✅Verified by CMS NPPES Registry

✅HIPAA compliant identifier

✅Enumeration date on file (December 11, 2006)

Data source: CMS NPPES

Provider Overview

ALEJO CASTILLON, LCSW is a Clinical Social Worker provider based in Stockton, CA who has been registered with CMS since 2006. They are affiliated with The Permanente Medical Group. This NPI is currently Active under CMS NPPES registry.

Provider Details

NPI Number1386704286

Provider TypeIndividual Provider

GenderMale

CredentialLCSW

StatusActive

Enumeration DateDecember 11, 2006

Practice Location

CityStockton

StateCA

ZIP Code95210-3364

Phone(209) 476-5467

Specialties & Licenses

★ Primary

SpecialtyClinical Social Worker

Taxonomy Code1041C0700X

License StateCA

Mailing Address

CityStockton

StateCA

ZIP Code95210-3364

Phone(209) 476-5467

Same as practice location

Hospital & Organization Affiliations

🏢

The Permanente Medical Group

📍 Stockton, CA

Hospital NPIY→

How to Use This NPI

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For Insurance Billing

Use NPI 1386704286 in Box 33 of the CMS-1500 claim form. This number is required by all major insurance carriers to identify the billing provider and process electronic medical claims.

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For Credentialing

Reference NPI 1386704286for provider credential verification. Hospital systems, state licensing boards, and CAQH directories query this number to verify the provider's active clinical status.

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For Patients

Share NPI 1386704286 with your insurance company. If you need to verify out-of-network benefits or file a reimbursement claim, your insurance provider will require this number to process it.

About Clinical Social Worker

Clinical Social Workers provide counseling, therapy, and support services to diagnose and treat mental, behavioral, and emotional disorders, often advocating for clients' access to social resources.

Browse all Clinical Social Workerproviders →

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315,777

Clinical Social Worker Providers in the US