FRANCISCO DIAZ
NPI 1659174738
Social Worker in Chicago, IL

Q: What is Francisco Diaz's NPI number?

The NPI number for Francisco Diaz is 1659174738. It was assigned to this individual provider in the NPPES registry on April 1, 2025.

Q: What is Francisco Diaz's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Q: When was this NPI record last updated?

The NPPES record for Francisco Diaz was last updated on April 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 01, 2025

646 N LAWNDALE AVE, CHICAGO, IL 60624(312) 666-3494 Get Directions Write a Review

NPPES record last updated: April 1, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Francisco Diaz NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

FRANCISCO DIAZ (NPI 1659174738) is an individual social worker in Chicago, Illinois and active in the NPI registry since April 2025.

NPPES Registry Identity

NPI1659174738

Entity TypeIndividualMale

Primary Taxonomy104100000X

Provider Legal NameFRANCISCO DIAZ

Location Address646 N LAWNDALE AVEChicago, IL 60624-1254

Mailing Address2312 Elm StRiver Grove, IL 60171-1804 · (708) 990-4967

Phone(312) 666-3494

Sole ProprietorNo

Enumeration DateApril 1, 2025

NPPES CertifiedApril 1, 2025

✔ NPI 1659174738 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers

Taxonomy Code104100000X

Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

646 N LAWNDALE AVE, Chicago, IL 60624

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Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JACQUELINE MCSPARRON PA-C

Physician Assistant (Medical)

646 N LAWNDALE AVE
CHICAGO, IL 60624

Cook County (312) 666-3494

ERIE FAMILY HEALTH CENTER, INC

Clinic/Center (Federally Qualified Health Center (FQHC))

646 N LAWNDALE AVE
CHICAGO, IL 60624

Cook County (312) 432-7423

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Francisco Diaz's NPI number?

The NPI number for Francisco Diaz is 1659174738. It was assigned to this individual provider in the NPPES registry on April 1, 2025.

Where is Francisco Diaz located?

Francisco Diaz practices at 646 N Lawndale Ave, Chicago, IL 60624. The listed phone number is (312) 666-3494.

What is Francisco Diaz's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Francisco Diaz was last updated on April 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.