NPPES file of Aug 9, 2026

Lisa De Guzman

Clinical Social Worker · Torrance, CA

Lisa De Guzman is a clinical social worker with a practice address in Torrance, California, and NPI 1124142435, issued on Mar 19, 2007. Check the license (California 73683, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124142435
Name
Lisa De Guzman
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
73683 CA
Self-reported in NPPES; status is on the state search
Practice location
19401 S Vermont Ave, Torrance, CA 90502
Phone
(310) 323-6887
Enumerated
Mar 19, 2007
Record last updated
May 27, 2022
Fax
(310) 323-1570
Medicare enrollment
Enrolled (PECOS I20260410002285); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest clinical social worker records → All 36,261 in California → Look up another NPI →

Also registered at 19401 S Vermont Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amada AdameClinical Social Worker1760871123
  2. Suzanne Afuso-SuganoOccupational Therapist1740306018
  3. Omar AridMental Health Occupational Therapist1437708591
  4. Karla ArtaviaStudent in an Organized Health Care Education/Training Program1558643056
  5. Geraldine AvilaCase Manager/Care Coordinator1164732921
  6. Maria BakerStudent in an Organized Health Care Education/Training Program1972621407

Verify Lisa De Guzman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 73683    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Monica Perlman MD IncSan Diego, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Lisa De Guzman among 36,261 clinical social worker records in California

Lisa De Guzman is one of 36,261 clinical social worker records with a practice address in California. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 9% of them.

  • NPI issued2007 · 9% of these records are older, 76% newer
  • In a Medicare fileYes · 6% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated2007 · median 2012 among the 4,008 with a school on file
  • Record last updated2022 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

260 clinical social worker records list a practice address in Torrance

They are 260 of the 8,901 NPPES records with a practice address in Torrance, and 36,261 clinical social worker records in California.

All 36,261 in California → Every provider in Torrance → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Victoria Butler, LCSWTorrance, CA 905021871664409
  2. Chris Counts, L.C.S.W.Torrance, CA 905021851446264
  3. Sushila Desai, LCSWTorrance, CA 905021598824377
  4. Patricia Dugan, M.S.W.Torrance, CA 905021558448332
  5. David Haponski, LCSWTorrance, CA 905021457420499
  6. Derek Hsieh, PH.D., L.C.S.WTorrance, CA 905021346323128
  7. Celeste Lopez, LCSWTorrance, CA 905021750442406
  8. Luisa Lowe, MSWTorrance, CA 905021598802142

Common questions

What is Lisa De Guzman's NPI number?

Lisa De Guzman's National Provider Identifier (NPI) is 1124142435, issued on Mar 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Lisa De Guzman located?

The NPPES record lists a practice address at 19401 S Vermont Ave, Torrance, CA, 90502. Phone: (310) 323-6887. Providers update this record themselves, so call before visiting.

How can I verify Lisa De Guzman's license?

NPPES lists California license number 73683, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.