Christopher T. Harrison, PH.D.
Clinical Psychologist · Redwood City, CA
Christopher T. Harrison, PH.D. is a clinical psychologist with a practice address in Redwood City, California, and NPI 1417235508, issued on Jul 24, 2011. Check the license (California PSY23743, 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 T. Harrison
- Credential
- PH.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY23743 CA
Self-reported in NPPES; status is on the state search - Practice location
- 617 Veterans Blvd, Redwood City, CA 94063
- Phone
- (650) 766-0691
- Enumerated
- Jul 24, 2011
- Record last updated
- Jan 12, 2015 (not updated in 11 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 12,647 in California → Look up another NPI →
Also registered at 617 Veterans Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Shamim Haldankar, M.A. CCC-SLPSpeech-Language Pathologist1487045225
- Lisa Hills, LMFTMarriage & Family Therapist1992163414
Verify Christopher T. Harrison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY23743Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Christopher T. Harrison among 12,647 clinical psychologist records in California
Christopher T. Harrison, PH.D. is one of 12,647 clinical psychologist records with a practice address in California. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2011, is newer than 59% of them.
- NPI issued2011 · 59% of these records are older, 37% newer
- In a Medicare fileNo · 9% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2015 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
49 clinical psychologist records list a practice address in Redwood City
They are 49 of the 2,795 NPPES records with a practice address in Redwood City, and 12,647 clinical psychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 12,647 in California → Every provider in Redwood City → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Anuradha Aurora, PH.D.Redwood City, CA 940631720131808
- Hubert Becker, PH.D.Redwood City, CA 940631730240029
- Kylie Billingsley, PH.D.Redwood City, CA 940631326232273
- Stephanie Crockett, PSY.D.Redwood City, CA 940631760630172
- Marie Duran-Whitney, PSYDRedwood City, CA 940631669535415
- Marilyn Foley, PH.D.Redwood City, CA 940631548340235
- Mary Beth Grabon, PH.D.Redwood City, CA 940631750434916
- Follin Key, PH.D.Redwood City, CA 940631457425407
Common questions
What is Christopher T. Harrison, PH.D.'s NPI number?
Christopher T. Harrison, PH.D.'s National Provider Identifier (NPI) is 1417235508, issued on Jul 24, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Christopher T. Harrison, PH.D. located?
The NPPES record lists a practice address at 617 Veterans Blvd, Redwood City, CA, 94063. Phone: (650) 766-0691. Providers update this record themselves, so call before visiting.
How can I verify Christopher T. Harrison, PH.D.'s license?
NPPES lists California license number PSY23743, 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), 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.