Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Celia Castulo I, LSW

Social Worker in Merrionette Park, IL · enumerated 2025 · practices at Metropolitan Family Services.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1669265138

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Registry record

Entity type Individual (Type 1)

Name Celia Castulo I

Credential LSW

Sex Female

Practice address Merrionette Park, IL, 60803

Phone (708) 974-5800

Fax (708) 974-2498

Enumeration date May 27, 2025

Last updated in NPPES May 30, 2025

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License 150114524 (IL) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Celia Castulo?

The National Provider Identifier (NPI) for Celia Castulo is 1669265138, a Type 1 (individual) record in the CMS NPPES registry.

Where does Celia Castulo practice?

The practice location on file with NPPES is in Merrionette Park, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-05-30.