Katherine Yvonne Gilliam
Behavior Technician · Garden Grove, CA
Katherine Yvonne Gilliam is a behavior technician with a practice address in Garden Grove, California, and NPI 1437855046, issued on Feb 6, 2023. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Katherine Yvonne Gilliam
- Primary taxonomy
- Behavior Technician 106S00000X
- Practice location
- 12399 Lewis St Ste 202, Garden Grove, CA 92840
- Phone
- (714) 750-0575
- Enumerated
- Feb 6, 2023
- Record last updated
- Feb 6, 2023
- Entity
- Type 1 · individual
Also registered at 12399 Lewis St Ste 202
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Yvonne Gilliam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2,130 behavior technician records list a practice address in Garden Grove
They are 2,130 of the 4,572 NPPES records with a practice address in Garden Grove, and 171,666 behavior technician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,130 in Garden Grove → All 171,666 in California → Every provider in Garden Grove →
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Common questions
What is Katherine Yvonne Gilliam's NPI number?
Katherine Yvonne Gilliam's National Provider Identifier (NPI) is 1437855046, issued on Feb 6, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Yvonne Gilliam located?
The NPPES record lists a practice address at 12399 Lewis St Ste 202, Garden Grove, CA, 92840. Phone: (714) 750-0575. Providers update this record themselves, so call before visiting.
How can I verify Katherine Yvonne Gilliam's license?
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.