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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

LAURA STEFANY DIAZ LCSW
NPI 1083138952
Social Worker - Clinical in Franklin Park, IL

Active since August 01, 2017PECOS Enrolled
10001 GRAND AVE, FRANKLIN PARK, IL 60131(847) 451-0330 Get Directions Write a Review

NPPES record last updated: October 1, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 1, 2026, Aug 24, 2026, Sep 29, 2021 and 1 more (4 updates tracked since 2017).

About Laura Stefany Diaz Lcsw NPPES

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

LAURA STEFANY DIAZ LCSW (NPI 1083138952) is an individual clinical provider in Franklin Park, Illinois, licensed in Illinois (149029586) and active in the NPI registry since August 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1083138952
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameLAURA STEFANY DIAZCredential: LCSW
Location Address10001 GRAND AVEFranklin Park, IL 60131-2563
Mailing Address601 Elgin AveForest Park, IL 60130-1924
Phone(847) 451-0330
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateAugust 1, 2017
Last NPPES UpdateOctober 1, 20264 updates tracked since enumeration
NPPES CertifiedOctober 1, 2026
✔ NPI 1083138952 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in IL · 149029586
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
10001 GRAND AVE, Franklin Park, IL 60131
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Other Names 1

Professional Name (2)Mrs. Laura Stefany Diaz Lcsw

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Laura Stefany Diaz Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID749764280
PECOS Enrollment IDI20260323001667
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Laura Diaz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Leyden Family Service & Mental Health Center
Same address
Mental Health (Including Community Mental Health Center)
10001 GRAND AVENUE
Franklin Park, IL 60131
  • Reassigned Medicare billing, Illinois enrollment
  • 12 clinicians in this Medicare group
NPI 1043308943 (847) 451-0330

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60131 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $60.08 – $183.39
Typical copayment $0.00 (range $15.02 – $45.84)
Most-billed visit code NA
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

LEYDEN FAMILY SERVICE AND MENTAL HEALTH CENTER
Clinic/Center (Rehabilitation, Substance Use Disorder)
10001 GRAND AVE
FRANKLIN PARK, IL 60131
Cook County (847) 451-0330
ELIZABETH JANE BALDI
Social Worker
10001 GRAND AVE
FRANKLIN PARK, IL 60131
Cook County (847) 451-5332
MARIE SCHOLL
Social Worker (Clinical)
10001 GRAND AVE
FRANKLIN PARK, IL 60131
Cook County (847) 451-0330
ELIZABETH MARIE HAYWARD
Social Worker
10001 GRAND AVE
FRANKLIN PARK, IL 60131
Cook County (847) 451-0330
ANELIA STAMATOVA PMHNP-BC
Nurse Practitioner (Family)
10001 GRAND AVE
FRANKLIN PARK, IL 60131
Cook County (847) 451-0330
MONICA RICHMOND
Counselor
10001 GRAND AVE
FRANKLIN PARK, IL 60131
Cook County (847) 451-0330
LEYDEN FAMILY SERVICE
Health Maintenance Organization
10001 GRAND AVE
FRANKLIN PARK, IL 60131
Cook County (847) 451-0330
AIDA KAEWWILAI
Student in an Organized Health Care Education/Training Program
10001 GRAND AVE
FRANKLIN PARK, IL 60131
Cook County (847) 451-0330

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 Laura Diaz's NPI number?

The NPI number for Laura Diaz is 1083138952. It was assigned to this individual provider in the NPPES registry on August 1, 2017. The provider is also known as Mrs. Laura Stefany Diaz Lcsw.

Where is Laura Diaz located?

Laura Diaz practices at 10001 Grand Ave, Franklin Park, IL 60131. The listed phone number is (847) 451-0330.

What is Laura Diaz's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Laura Diaz enrolled in Medicare?

Yes. Laura Diaz is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Laura Diaz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Laura Diaz reassigns Medicare benefits to Leyden Family Service & Mental Health Center (Franklin Park, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Laura Diaz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Laura Diaz was last updated on October 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 31 days 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.