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John Williams, PHD
NPI 1316280696 · Clinical Psychologist · Long Beach, CA
John Williams, PHD is a Clinical Psychologist provider in Long Beach, CA (NPI 1316280696).
Provider details
- NPI number
- 1316280696
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 24656 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
3363 Linden Ave
Suite C
Long Beach, CA 90807-4579
Phone: (562) 988-3162
Street-level locationGet directions
Mailing address
667 5th St
Hermosa Beach, CA 90254-4726
Registry dates
- Enumerated
- 2013-04-04
- Last updated
- 2013-04-04
Frequently asked questions
- What is John Williams's NPI number?
- John Williams's National Provider Identifier (NPI) is 1316280696, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Williams's specialty?
- John Williams is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is John Williams located?
- John Williams's practice location on file with NPPES is 3363 Linden Ave, Long Beach, CA 90807-4579.
- What is John Williams's phone number?
- The practice phone number listed in the NPPES registry for John Williams is (562) 988-3162.
- Is John Williams's NPI active?
- Yes — John Williams's NPI (1316280696) is active in the NPPES registry as of the last update on 2013-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.