William Lynch, PH.D.
NPI 1891960522 · Clinical Neuropsychologist · Redwood City, CA
William Lynch, PH.D. is a Clinical Neuropsychologist provider in Redwood City, CA (NPI 1891960522).
Provider details
- NPI number
- 1891960522
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY5151 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-24
- Last updated
- 2008-04-24
Frequently asked questions
- What is William Lynch's NPI number?
- William Lynch's National Provider Identifier (NPI) is 1891960522, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Lynch's specialty?
- William Lynch is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is William Lynch located?
- William Lynch's practice location on file with NPPES is 133 Arch St, Redwood City, CA 94062-1379.
- What is William Lynch's phone number?
- The practice phone number listed in the NPPES registry for William Lynch is (650) 363-1615.
- Is William Lynch's NPI active?
- Yes — William Lynch's NPI (1891960522) is active in the NPPES registry as of the last update on 2008-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.