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LISA DE GUZMAN
NPI 1124142435
Social Worker - Clinical in Torrance, CA

Active since March 19, 2007PECOS EnrolledAccepts Medicare Assignment
19401 S VERMONT AVE, TORRANCE, CA 90502(310) 323-6887(310) 323-1570 Get Directions Write a Review

NPPES record last updated: May 27, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Lisa De Guzman NPPES

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

LISA DE GUZMAN (NPI 1124142435) is an individual clinical provider in Torrance, California, licensed in California (73683) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and is a graduate of Other (2007).

NPPES Registry Identity

NPI1124142435
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameLISA DE GUZMAN
Location Address19401 S VERMONT AVETorrance, CA 90502-1029
Mailing AddressPo Box 2011Canyon Country, CA 91386-2011
Phone(310) 323-6887
Fax(310) 323-1570
Sole ProprietorYes
Medical School CMSOtherGraduated 2007
Enumeration DateMarch 19, 2007
Last NPPES UpdateMay 27, 2022
NPPES CertifiedMay 27, 2022
✔ NPI 1124142435 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 · 73683
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 ListedCounselorTaxonomy 101Y00000X
19401 S VERMONT AVE, Torrance, CA 90502
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Other Names 1

Former Name (1)Lisa Ho

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

Lisa De Guzman 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 ID8628543279
PECOS Enrollment IDI20260410002285
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 Lisa De Guzman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Monica Perlman MD Inc.
91 mi
Primary Care
9850 GENESEE AVE STE 320
La Jolla, CA 92037
  • Reassigned Medicare billing, California enrollment
  • 341 clinicians in this Medicare group
NPI 1134309305 (858) 864-9800

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 90502 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.

STEPHANIE HOFFMAN MA
Occupational Therapist
19401 S VERMONT AVE, SUITE A-200
TORRANCE, CA 90502
Los Angeles County (310) 323-6887
LEONEL LOPEZ
Case Manager/Care Coordinator
19401 S VERMONT AVE, SUITE A-200
TORRANCE, CA 90502
Los Angeles County (310) 323-6887
MARSI MIYASHITA
Case Manager/Care Coordinator
19401 S VERMONT AVE, STE A-200
TORRANCE, CA 90502
Los Angeles County (310) 323-6887
SAMANTHA A TALAVERA
Student in an Organized Health Care Education/Training Program
19401 S VERMONT AVE, A-200
TORRANCE, CA 90502
Los Angeles County (310) 323-6887
STEPHANIE MARSHALL
Student in an Organized Health Care Education/Training Program
19401 S VERMONT AVE, STE L102
TORRANCE, CA 90502
Los Angeles County (310) 323-6887
DANA GRANADO
Occupational Therapist
19401 S VERMONT AVE, SUITE A-200
TORRANCE, CA 90502
Los Angeles County (310) 323-6887
JASON HILLIADO
Student in an Organized Health Care Education/Training Program
19401 S VERMONT AVE, A-200
TORRANCE, CA 90502
Los Angeles County (310) 323-6887
KAITLIN ROSELLA STAHL KEARNEY
Student in an Organized Health Care Education/Training Program
19401 S VERMONT AVE
TORRANCE, CA 90502
Los Angeles County (310) 323-6887

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 Lisa De Guzman's NPI number?

The NPI number for Lisa De Guzman is 1124142435. It was assigned to this individual provider in the NPPES registry on March 19, 2007. The provider is also known as Lisa Ho.

Where is Lisa De Guzman located?

Lisa De Guzman practices at 19401 S Vermont Ave, Torrance, CA 90502. The listed phone number is (310) 323-6887.

What is Lisa De Guzman's specialty?

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

Is Lisa De Guzman enrolled in Medicare?

Yes. Lisa De Guzman 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 Lisa De Guzman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Lisa De Guzman reassigns Medicare benefits to Monica Perlman MD Inc. (La Jolla, 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 Lisa De Guzman'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 Lisa De Guzman was last updated on May 27, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.