Barbara Ammon, PH.D.
Clinical Psychologist · Diamond Bar, CA
Barbara Ammon, PH.D. is a clinical psychologist with a practice address in Diamond Bar, California, and NPI 1588749915, issued on Oct 26, 2006. Check the license (California PSY11667, 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
- Barbara Ammon
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY11667 CA
Self-reported in NPPES; status is on the state search - Practice location
- 750 N Diamond Bar Blvd, Diamond Bar, CA 91765
- Phone
- (909) 396-7715
- Enumerated
- Oct 26, 2006
- Entity
- Type 1 · individual
Also registered at 750 N Diamond Bar Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lorindha Argudo, MDInternal Medicine Physician1750477824
- Paul Brown, M.D.Psychiatry Physician1437361789
- Lubna Isho, DOFamily Medicine Physician1851350797
- Yvonne Rodriguez Lawson, MDFamily Medicine Physician1912967233
Verify Barbara Ammon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY11667Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
10 clinical psychologist records list a Diamond Bar practice address
They are 10 of the 598 NPPES records with a Diamond Bar practice address, and 11,200 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 10 in Diamond Bar → All 11,200 in California → Every provider in Diamond Bar →
Other clinical psychologist records in California
- Tanya Aaen, PH.D.Martinez, CA1477518561
- Jack Aamot, PSY.D.Napa, CA1770711210
- Elena Abalo-Dehmer, PH.D.Anaheim, CA1942406368
- Brian Abary, PSY.DLos Angeles, CA1538354832
- Tatevik Abaryan, PH.D.Pacoima, CA1952682619
- Liana Abascal, PH.D.San Diego, CA1073740569
- Jessica Abdalla, PHDWalnut Creek, CA1558069211
- Mohamed Abdallah, PSY.DEl Centro, CA1912430851
- Megan Abdolrashidi, PSYDGilroy, CA1093293094
- Qutayba Abdullatif, PH.D.Pasadena, CA1134667751
Common questions
What is Barbara Ammon, PH.D.'s NPI number?
Barbara Ammon, PH.D.'s National Provider Identifier (NPI) is 1588749915, issued on Oct 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Barbara Ammon, PH.D. located?
The NPPES record lists a practice address at 750 N Diamond Bar Blvd, Diamond Bar, CA, 91765. Phone: (909) 396-7715. Providers update this record themselves, so call before visiting.
How can I verify Barbara Ammon, PH.D.'s license?
NPPES lists California license number PSY11667, 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.