What is Gregory Thomson's NPI number?

Gregory Thomson's National Provider Identifier (NPI) is 1750366902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gregory Thomson's specialty?

Gregory Thomson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).

Where is Gregory Thomson located?

Gregory Thomson's practice location on file with NPPES is 2512 Samaritan Ct, San Jose, CA 95124-4002.

What is Gregory Thomson's phone number?

The practice phone number listed in the NPPES registry for Gregory Thomson is (408) 402-9858.

Is Gregory Thomson's NPI active?

Yes — Gregory Thomson's NPI (1750366902) is active in the NPPES registry as of the last update on 2025-09-11.

IndividualActive

Gregory Thomson, PHD

NPI 1750366902 · Psychologist · San Jose, CA

Gregory Thomson, PHD is a Psychologist provider in San Jose, CA (NPI 1750366902).

Provider details

NPI number: 1750366902
Entity type: Individual
Primary specialty: PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
License: 6301011373 (MI)

Specialties & taxonomies

PsychologistPrimary103T00000XLicense PSY14385 (CA)
Behavioral Health & Social Service Providers
Clinical Neuropsychologist103G00000XLicense 6301011373 (MI)
Behavioral Health & Social Service Providers
Clinical Neuropsychologist103G00000XLicense PSY14385 (CA)
Behavioral Health & Social Service Providers
Psychologist103T00000XLicense 6301011373 (MI)
Behavioral Health & Social Service Providers
Cognitive & Behavioral Psychologist103TB0200XLicense PSY14385 (CA)
Behavioral Health & Social Service Providers
Cognitive & Behavioral Psychologist103TB0200XLicense 6301011373 (MI)

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

2512 Samaritan Ct

Suite I

San Jose, CA 95124-4002

Phone: (408) 402-9858

Street-level locationGet directions

More CA providers

Mailing address

Po Box 3240

Saratoga, CA 95070-1240

Enumerated: 2005-12-09
Last updated: 2025-09-11

Frequently asked questions

What is Gregory Thomson's NPI number?: Gregory Thomson's National Provider Identifier (NPI) is 1750366902, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Gregory Thomson's specialty?: Gregory Thomson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
Where is Gregory Thomson located?: Gregory Thomson's practice location on file with NPPES is 2512 Samaritan Ct, San Jose, CA 95124-4002.
What is Gregory Thomson's phone number?: The practice phone number listed in the NPPES registry for Gregory Thomson is (408) 402-9858.
Is Gregory Thomson's NPI active?: Yes — Gregory Thomson's NPI (1750366902) is active in the NPPES registry as of the last update on 2025-09-11.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.