Sylvia Guzman, LCSW
Clinical Social Worker · Signal Hill, CA
Sylvia Guzman, LCSW is a clinical social worker with a practice address in Signal Hill, California, and NPI 1851527220, issued on May 29, 2009. Check the license (California LCS20328, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sylvia Guzman
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- LCS20328 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1600 E Hill St, Signal Hill, CA 90755
- Phone
- (562) 424-6200
- Enumerated
- May 29, 2009
- Record last updated
- Oct 22, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250130003299); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1600 E Hill St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Young Il Chang, PHARMDPharmacist1477131373
- Hung Chau, PHARMDPharmacist1588050058
- Richard Levin, D.D.S.Orthodontics and Dentofacial Orthopedics Dentistry1407980774
Verify Sylvia Guzman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license LCS20328Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Sud Specialty Group - CASanta Clara, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
8 clinical social worker records list a practice address in Signal Hill
They are 8 of the 257 NPPES records with a practice address in Signal Hill, and 36,261 clinical social worker records in California.
All 8 in Signal Hill → All 36,261 in California → Every provider in Signal Hill →
Other clinical social worker records in California
- Lynne Aalan, LCSWYountville, CA1417195710
- Ahmad Fahim AalemiSacramento, CA1033052410
- Rachel Aarons, MSW PHDSanta Barbara, CA1871687822
- Shari Aarons, LCSWTarzana, CA1467636845
- Mary Aarsheim, LCSWPenn Valley, CA1104192616
- Sandra Aase, LCSWRiverside, CA1699872325
- Maria Abaci, LCSWSan Rafael, CA1205161924
- Louisa AbadaOakland, CA1023502259
- Alejandro Abarca, LCSWSonora, CA1538184676
- Daisy Abarca, ACSWRoseville, CA1548124779
Common questions
What is Sylvia Guzman, LCSW's NPI number?
Sylvia Guzman, LCSW's National Provider Identifier (NPI) is 1851527220, issued on May 29, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Sylvia Guzman, LCSW located?
The NPPES record lists a practice address at 1600 E Hill St, Signal Hill, CA, 90755. Phone: (562) 424-6200. Providers update this record themselves, so call before visiting.
How can I verify Sylvia Guzman, LCSW's license?
NPPES lists California license number LCS20328, 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.
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.