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MARTHA MATEO LCSW
NPI 1215584974
Social Worker - Clinical in Los Angeles, CA

Active since August 19, 2019PECOS Enrolled
1414 S GRAND AVE STE 380, LOS ANGELES, CA 90015(213) 743-9000 Get Directions Write a Review

NPPES record last updated: January 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 13, 2026, Aug 19, 2019 (2 updates tracked since 2019).

About Martha Mateo Lcsw NPPES

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

MARTHA MATEO LCSW (NPI 1215584974) is an individual clinical provider in Los Angeles, California, licensed in California (LCSW122431) and active in the NPI registry since August 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1215584974
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARTHA MATEOCredential: LCSW
Location Address1414 S GRAND AVE STE 380Los Angeles, CA 90015-3072
Mailing Address1414 S Grand Ave Ste 380Los Angeles, CA 90015-3072
Phone(213) 743-9000
Sole ProprietorNo
Enumeration DateAugust 19, 2019
Last NPPES UpdateJanuary 13, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 13, 2026
✔ NPI 1215584974 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 CA · LCSW122431
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.
1414 S GRAND AVE STE 380, Los Angeles, CA 90015
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Martha Mateo Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90015 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 11

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

NATALIE CHANEL HOUSER PA-C
Physician Assistant
1414 S GRAND AVE STE 380
LOS ANGELES, CA 90015
Los Angeles County (213) 743-9000
DR. KAMI ADIBI M.D.
Family Medicine
1414 S GRAND AVE STE 380
LOS ANGELES, CA 90015
Los Angeles County (310) 717-5777
MS. ELSA MARIA HARTWICK M.D.
Internal Medicine
1414 S GRAND AVE STE 380
LOS ANGELES, CA 90015
Los Angeles County (213) 222-1300
ELIZABETH LOPEZ ESCOBAR
Physician Assistant
1414 S GRAND AVE STE 380
LOS ANGELES, CA 90015
Los Angeles County (213) 222-1300
NOLASCO CRISTOBAL M.D
Pediatrics
1414 S GRAND AVE STE 380
LOS ANGELES, CA 90015
Los Angeles County (213) 743-9000
ELIZABETH SOOBIN LEE
Physician Assistant
1414 S GRAND AVE STE 380
LOS ANGELES, CA 90015
Los Angeles County (213) 745-6047
DR. RENE JOUVANNI TRABANINO M.D.
Family Medicine
1414 S GRAND AVE STE 380
LOS ANGELES, CA 90015
Los Angeles County (213) 222-1300
DR. GAILA MAUREEN KENNEALLY DO
Family Medicine
1414 S GRAND AVE STE 380
LOS ANGELES, CA 90015
Los Angeles County (213) 743-9000

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 Martha Mateo's NPI number?

The NPI number for Martha Mateo is 1215584974. It was assigned to this individual provider in the NPPES registry on August 19, 2019.

Where is Martha Mateo located?

Martha Mateo practices at 1414 S Grand Ave Ste 380, Los Angeles, CA 90015. The listed phone number is (213) 743-9000.

What is Martha Mateo's specialty?

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

Is Martha Mateo enrolled in Medicare?

Yes. Martha Mateo is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Martha Mateo was last updated on January 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.