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DALIA MANUELA DIAZ
NPI 1063939718
Social Worker - Clinical in Norwalk, CA

Active since August 24, 2017PECOS EnrolledAccepts Medicare Assignment
12440 FIRESTONE BLVD STE 316, NORWALK, CA 90650(562) 864-3722(562) 864-4596 Get Directions Write a Review

NPPES record last updated: September 15, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 15, 2021, Aug 24, 2017 (2 updates tracked since 2017).

About Dalia Manuela Diaz NPPES

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

DALIA MANUELA DIAZ (NPI 1063939718) is an individual clinical provider in Norwalk, California, licensed in California (LCSW100058) 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

NPI1063939718
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameDALIA MANUELA DIAZ
Location Address12440 FIRESTONE BLVD STE 316Norwalk, CA 90650-9319
Mailing Address12440 Firestone Blvd Ste 316Norwalk, CA 90650-9319 · (562) 864-3722
Phone(562) 864-3722
Fax(562) 864-4596
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateAugust 24, 2017
Last NPPES UpdateSeptember 15, 20212 updates tracked since enumeration
NPPES CertifiedSeptember 9, 2021
✔ NPI 1063939718 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · LCSW100058
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.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License ASW77784 (CA)
12440 FIRESTONE BLVD STE 316, Norwalk, CA 90650
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dalia Manuela Diaz is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7911368477
PECOS Enrollment IDI20230731002694
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 Dalia Diaz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Soultenders, Inc.
17 mi
Clinical
41 E FOOTHILL BLVD, SUITE 102
Arcadia, CA 91006
  • Reassigned Medicare billing, California enrollment
  • 273 clinicians in this Medicare group
NPI 1164617007 (626) 737-6034

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 90650 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 $62.96 – $187.60
Typical copayment $0.00 (range $15.74 – $46.90)
Most-billed visit code NA
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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.

NATALIA EKCHENGUER JR.
Community Health Worker
12440 FIRESTONE BLVD STE 316
NORWALK, CA 90650
Los Angeles County (562) 864-3722
EUGENIE NICOLE BARBEAU
Counselor (Professional)
12440 FIRESTONE BLVD STE 316
NORWALK, CA 90650
Los Angeles County (562) 864-3722
MARLENE PICO
Case Manager/Care Coordinator
12440 FIRESTONE BLVD STE 316
NORWALK, CA 90650
Los Angeles County (562) 864-3722
MIRIAM QUINTANILLA
Community Health Worker
12440 FIRESTONE BLVD STE 316
NORWALK, CA 90650
Los Angeles County (562) 864-3722
ZELTZIN PEREZ REYES
Social Worker (Clinical)
12440 FIRESTONE BLVD STE 316
NORWALK, CA 90650
Los Angeles County (562) 864-3722
CLARISSA DESIREE MENDOZA
Day Training/Habilitation Specialist
12440 FIRESTONE BLVD STE 316
NORWALK, CA 90650
Los Angeles County (562) 864-3722
ELIZABETH MADRIGAL
Counselor (Mental Health)
12440 FIRESTONE BLVD STE 316
NORWALK, CA 90650
Los Angeles County (562) 864-3722
AUBREEA DESHAY ROBERSON
Student in an Organized Health Care Education/Training Program
12440 FIRESTONE BLVD STE 316
NORWALK, CA 90650
Los Angeles County (562) 864-3722

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 Dalia Diaz's NPI number?

The NPI number for Dalia Diaz is 1063939718. It was assigned to this individual provider in the NPPES registry on August 24, 2017.

Where is Dalia Diaz located?

Dalia Diaz practices at 12440 Firestone Blvd Ste 316, Norwalk, CA 90650. The listed phone number is (562) 864-3722.

What is Dalia Diaz's specialty?

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

Is Dalia Diaz enrolled in Medicare?

Yes. Dalia Diaz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Dalia Diaz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dalia Diaz reassigns Medicare benefits to Soultenders, Inc. (Arcadia, CA). 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 Dalia 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 Dalia Diaz was last updated on September 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.