James Stiegelbauer
Assistant Behavior Analyst · Ontario, CA
James Stiegelbauer is an assistant behavior analyst with a practice address in Ontario, California, and NPI 1487599825, issued on Apr 22, 2026. 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
- James Stiegelbauer
- Primary taxonomy
- Assistant Behavior Analyst 106E00000X
- Practice location
- 3045 S Archibald Ave Ste H-1043, Ontario, CA 91761
- Phone
- (323) 854-1167
- Enumerated
- Apr 22, 2026
- Entity
- Type 1 · individual
Also registered at 3045 S Archibald Ave Ste H-1043
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify James Stiegelbauer 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
118 assistant behavior analyst records list a Ontario practice address
They are 118 of the 5,375 NPPES records with a Ontario practice address, and 2,752 assistant behavior analyst records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 118 in Ontario → All 2,752 in California → Every provider in Ontario →
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Common questions
What is James Stiegelbauer's NPI number?
James Stiegelbauer's National Provider Identifier (NPI) is 1487599825, issued on Apr 22, 2026. An NPI identifies a provider in billing; it is not a license.
Where is James Stiegelbauer located?
The NPPES record lists a practice address at 3045 S Archibald Ave Ste H-1043, Ontario, CA, 91761. Phone: (323) 854-1167. Providers update this record themselves, so call before visiting.
How can I verify James Stiegelbauer'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), 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.