Diane Snell Offner, MSW LCSW
Clinical Social Worker · Claremont, CA
Diane Snell Offner, MSW LCSW is a clinical social worker with a practice address in Claremont, California, and NPI 1588185284, issued on Jul 3, 2017. Check the license (California LCS12091, 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.
- Name
- Diane Snell Offner
- Credential
- MSW LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- LCS12091 CA
Self-reported in NPPES; status is on the state search - Practice location
- 250 W 1St St Ste 242, Claremont, CA 91711
- Phone
- (909) 624-0995
- Enumerated
- Jul 3, 2017
- Record last updated
- Jul 3, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 250 W 1St St Ste 242
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Theodore BartholomewCounseling Psychologist1285334029
- Gina Beaman, MFT, LEPMarriage & Family Therapist1336587427
- Bernard Karmatz, M.S.Professional Counselor1396892923
- Sara Masland, PHDPsychologist1063385904
- John Pellitteri, PSY.D.Clinical Neuropsychologist1285857029
- Dragana Pitargue, LCSWClinical Social Worker1891020202
Verify Diane Snell Offner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license LCS12091Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48 clinical social worker records list a practice address in Claremont
They are 48 of the 800 NPPES records with a practice address in Claremont, and 36,261 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 48 in Claremont → All 36,261 in California → Every provider in Claremont →
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 Diane Snell Offner, MSW LCSW's NPI number?
Diane Snell Offner, MSW LCSW's National Provider Identifier (NPI) is 1588185284, issued on Jul 3, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Diane Snell Offner, MSW LCSW located?
The NPPES record lists a practice address at 250 W 1St St Ste 242, Claremont, CA, 91711. Phone: (909) 624-0995. Providers update this record themselves, so call before visiting.
How can I verify Diane Snell Offner, MSW LCSW's license?
NPPES lists California license number LCS12091, 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.