NPPES file of Aug 9, 2026

Tisa Grumm, LCSW

Clinical Social Worker · Fremont, CA

Tisa Grumm, LCSW is a clinical social worker with a practice address in Fremont, California, and NPI 1215007901, issued on Nov 9, 2006. Check the license (California 20283, 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
1215007901
Name
Tisa Grumm
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
20283 CA
Self-reported in NPPES; status is on the state search
Practice location
40950 Chapel Way, Fremont, CA 94538
Phone
(510) 432-7516
Enumerated
Nov 9, 2006
Record last updated
Jul 11, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(510) 226-6352
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 40950 Chapel Way

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

  1. Stacey AbramCounselor1902928351
  2. Tamiem AnsariCounselor1831346345
  3. Luisa AntonioMental Health Counselor1578796967
  4. Stephanie BeanCounselor1598023855
  5. Gabrielle BernalMental Health Counselor1750651477
  6. Veronica BitzCounselor1578685798

Verify Tisa Grumm 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 20283
    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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Tisa Grumm among 36,261 clinical social worker records in California

Tisa Grumm, LCSW 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 not. Its NPI, issued in 2006, is newer than under 1% of them.

  • NPI issued2006 · under 1% of these records are older, 91% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileNo · 11% of these records are
  • Record last updated2011 · 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).

108 clinical social worker records list a practice address in Fremont

They are 108 of the 4,749 NPPES records with a practice address in Fremont, and 36,261 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 clinical social worker records with the nearest ZIP codes

  1. Stacey Cariaso, L.C.S.W.Fremont, CA 945381881741536
  2. Kathleen Carr, LCSWFremont, CA 945381447346515
  3. Valentina Del Olmo, LCSWFremont, CA 945381184792301
  4. Genevieve Johansen, LCSWFremont, CA 945381487782918
  5. Ellen Johnson, LCSWFremont, CA 945381376604892
  6. Marian Lamb, LCSWFremont, CA 945381760546881
  7. Bruce Lehman, LCSWFremont, CA 945381366596397
  8. Amy ManinFremont, CA 945381588750285

Common questions

What is Tisa Grumm, LCSW's NPI number?

Tisa Grumm, LCSW's National Provider Identifier (NPI) is 1215007901, issued on Nov 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Tisa Grumm, LCSW located?

The NPPES record lists a practice address at 40950 Chapel Way, Fremont, CA, 94538. Phone: (510) 432-7516. Providers update this record themselves, so call before visiting.

How can I verify Tisa Grumm, LCSW's license?

NPPES lists California license number 20283, 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.