William John Lynch, PH.D.
Clinical Neuropsychologist · Redwood City, CA
William John Lynch, PH.D. is a clinical neuropsychologist with a practice address in Redwood City, California, and NPI 1891960522, issued on Apr 24, 2008. Check the license (California PSY5151, 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
- William John Lynch
- Credential
- PH.D.
- Primary taxonomy
- Clinical Neuropsychologist 103G00000X
- License number
- PSY5151 CA
Self-reported in NPPES; status is on the state search - Practice location
- 133 Arch St, Redwood City, CA 94062
- Phone
- (650) 363-1615
- Enumerated
- Apr 24, 2008
- Record last updated
- Apr 24, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (650) 345-4593
- Entity
- Type 1 · individual
8 nearest clinical neuropsychologist records → All 743 in California → Look up another NPI →
Also registered at 133 Arch St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William John Lynch in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PSY5151Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William John Lynch among 743 clinical neuropsychologist records in California
William John Lynch, PH.D. is one of 743 clinical neuropsychologist records with a practice address in California. 23% 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 2008, is newer than 42% of them.
- NPI issued2008 · 42% of these records are older, 54% newer
- In a Medicare fileNo · 23% of these records are
- In the CMS Doctors and Clinicians fileNo · 32% of these records are
- Record last updated2008 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103G00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Neuropsychologist providers in California
There are 743 clinical neuropsychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 743 in California → Every provider in Redwood City → Clinical Neuropsychologist nationwide →
The 8 clinical neuropsychologist records with the nearest ZIP codes
- David Arredondo, M.D.Redwood City, CA 940621902045917
- Rex Bierley, PH.D.Redwood City, CA 940631497805881
- Jennifer Rosenthal, PH.D.Redwood City, CA 940611578802138
- Kenneth Rider, PHDMountain View, CA 940401518960061
- John Wager, PHDMountain View, CA 940401417168642
- Andrea Alioto, PH.D.Sunnyvale, CA 940851417554049
- Nicholas Bott, PSY.D.Menlo Park, CA 940251023567849
- Julie Flynn, M.S. LEPMenlo Park, CA 940251972161453
Common questions
What is William John Lynch, PH.D.'s NPI number?
William John Lynch, PH.D.'s National Provider Identifier (NPI) is 1891960522, issued on Apr 24, 2008. An NPI identifies a provider in billing; it is not a license.
Where is William John Lynch, PH.D. located?
The NPPES record lists a practice address at 133 Arch St, Redwood City, CA, 94062. Phone: (650) 363-1615. Providers update this record themselves, so call before visiting.
How can I verify William John Lynch, PH.D.'s license?
NPPES lists California license number PSY5151, 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.