Christopher Harkness, PHD
Clinical Psychologist · Palo Alto, CA
Christopher Harkness, PHD is a clinical psychologist with a practice address in Palo Alto, California, and NPI 1518089457, issued on Apr 4, 2007. Check the license (California PSY14296, 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
- Christopher Harkness
- Credential
- PHD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY14296 CA
Self-reported in NPPES; status is on the state search - Practice location
- 220 S California Ave, Palo Alto, CA 94306
- Phone
- (650) 321-4935
- Enumerated
- Apr 4, 2007
- Entity
- Type 1 · individual
Also registered at 220 S California Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christopher Harkness in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY14296Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
217 clinical psychologist records list a Palo Alto practice address
They are 217 of the 7,617 NPPES records with a Palo Alto 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 217 in Palo Alto → All 11,200 in California → Every provider in Palo Alto →
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 Christopher Harkness, PHD's NPI number?
Christopher Harkness, PHD's National Provider Identifier (NPI) is 1518089457, issued on Apr 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Christopher Harkness, PHD located?
The NPPES record lists a practice address at 220 S California Ave, Palo Alto, CA, 94306. Phone: (650) 321-4935. Providers update this record themselves, so call before visiting.
How can I verify Christopher Harkness, PHD's license?
NPPES lists California license number PSY14296, 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.