NPPES file of Aug 9, 2026

Karen O. Gates, L.C.S.W.

Clinical Social Worker · San Marino, CA

Karen O. Gates, L.C.S.W. is a clinical social worker with a practice address in San Marino, California, and NPI 1013045897, issued on Mar 1, 2007. Check the license (California LCS13937, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1013045897
Name
Karen O. Gates
Credential
L.C.S.W.
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
LCS13937 CA
Self-reported in NPPES; status is on the state search
Practice location
2400 Mission St, San Marino, CA 91108
Phone
(626) 403-8999
Enumerated
Mar 1, 2007
Record last updated
Nov 26, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(626) 403-8989
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 2400 Mission St

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

  1. Terry Bissell, M.D.Psychiatry Physician1053449934
  2. Warren Christianson, D.O.Psychiatry Physician1932359445
  3. Ryan Courdy, M.D.Psychiatry Physician1265507644
  4. Daniel Doyle, M.F.T.Marriage & Family Therapist1730218264
  5. Camille Fagenson, L.C.S.W.Clinical Social Worker1689702466
  6. Iris Haas-BielMarriage & Family Therapist1588427389

Verify Karen O. Gates 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 LCS13937
    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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11 clinical social worker records list a practice address in San Marino

They are 11 of the 184 NPPES records with a practice address in San Marino, and 36,261 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical social worker records in California

  1. Lynne Aalan, LCSWYountville, CA1417195710
  2. Ahmad Fahim AalemiSacramento, CA1033052410
  3. Rachel Aarons, MSW PHDSanta Barbara, CA1871687822
  4. Shari Aarons, LCSWTarzana, CA1467636845
  5. Mary Aarsheim, LCSWPenn Valley, CA1104192616
  6. Sandra Aase, LCSWRiverside, CA1699872325
  7. Maria Abaci, LCSWSan Rafael, CA1205161924
  8. Louisa AbadaOakland, CA1023502259
  9. Alejandro Abarca, LCSWSonora, CA1538184676
  10. Daisy Abarca, ACSWRoseville, CA1548124779

Common questions

What is Karen O. Gates, L.C.S.W.'s NPI number?

Karen O. Gates, L.C.S.W.'s National Provider Identifier (NPI) is 1013045897, issued on Mar 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Karen O. Gates, L.C.S.W. located?

The NPPES record lists a practice address at 2400 Mission St, San Marino, CA, 91108. Phone: (626) 403-8999. Providers update this record themselves, so call before visiting.

How can I verify Karen O. Gates, L.C.S.W.'s license?

NPPES lists California license number LCS13937, 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. 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.