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John Italia, PH.D.
NPI 1134261878 · Clinical Psychologist · Antioch, CA
John Italia, PH.D. is a Clinical Psychologist provider in Antioch, CA (NPI 1134261878).
Provider details
- NPI number
- 1134261878
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- PSY 14291 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
2213 Buchanan Rd Ste 203
Antioch, CA 94509-4265
Phone: (925) 779-4934
Street-level locationGet directions
Mailing address
1183 Saranap Ave Apt 1
Walnut Creek, CA 94595-1152
Registry dates
- Enumerated
- 2007-02-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Italia's NPI number?
- John Italia's National Provider Identifier (NPI) is 1134261878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Italia's specialty?
- John Italia is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is John Italia located?
- John Italia's practice location on file with NPPES is 2213 Buchanan Rd Ste 203, Antioch, CA 94509-4265.
- What is John Italia's phone number?
- The practice phone number listed in the NPPES registry for John Italia is (925) 779-4934.
- Is John Italia's NPI active?
- Yes — John Italia's NPI (1134261878) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.