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David San Giovanni, PH.D.
NPI 1326091000 · Clinical Psychologist · Napa, CA
David San Giovanni, PH.D. is a Clinical Psychologist provider in Napa, CA (NPI 1326091000).
Provider details
- NPI number
- 1326091000
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PSY12150 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
2100 Napa Vallejo Hwy
Napa, CA 94558-6293
Phone: (707) 253-5169
Fax: (707) 253-5513
Street-level locationGet directions
Mailing address
2100 Napa Vallejo Hwy
Napa, CA 94558-6293
Registry dates
- Enumerated
- 2006-05-17
- Last updated
- 2015-07-14
Frequently asked questions
- What is David San Giovanni's NPI number?
- David San Giovanni's National Provider Identifier (NPI) is 1326091000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David San Giovanni's specialty?
- David San Giovanni is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is David San Giovanni located?
- David San Giovanni's practice location on file with NPPES is 2100 Napa Vallejo Hwy, Napa, CA 94558-6293.
- What is David San Giovanni's phone number?
- The practice phone number listed in the NPPES registry for David San Giovanni is (707) 253-5169.
- Is David San Giovanni's NPI active?
- Yes — David San Giovanni's NPI (1326091000) is active in the NPPES registry as of the last update on 2015-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.