Onna Alexander, LCSW
Clinical Social Worker · Richmond, CA
Onna Alexander, LCSW is a clinical social worker with a practice address in Richmond, California, and NPI 1235281486, issued on Jan 17, 2007. Check the license (California 21617, 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
- Onna Alexander
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- 21617 CA
Self-reported in NPPES; status is on the state search - Practice location
- 84 Broadway, Richmond, CA 94804
- Phone
- (510) 231-7812
- Enumerated
- Jan 17, 2007
- Entity
- Type 1 · individual
Also registered at 84 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Onna Alexander in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 21617Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
67 clinical social worker records list a Richmond practice address
They are 67 of the 1,696 NPPES records with a Richmond practice address, and 30,426 clinical social worker records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 67 in Richmond → All 30,426 in California → Every provider in Richmond →
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
- Alejandro Abarca, LCSWSonora, CA1538184676
- Daisy Abarca, ACSWRoseville, CA1548124779
- Marlene Abarca, ACSWSanta Ana, CA1932592284
Common questions
What is Onna Alexander, LCSW's NPI number?
Onna Alexander, LCSW's National Provider Identifier (NPI) is 1235281486, issued on Jan 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Onna Alexander, LCSW located?
The NPPES record lists a practice address at 84 Broadway, Richmond, CA, 94804. Phone: (510) 231-7812. Providers update this record themselves, so call before visiting.
How can I verify Onna Alexander, LCSW's license?
NPPES lists California license number 21617, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.