What is Gian Tamisin's NPI number?

Gian Tamisin's National Provider Identifier (NPI) is 1003464199, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gian Tamisin's specialty?

Gian Tamisin is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).

Where is Gian Tamisin located?

Gian Tamisin's practice location on file with NPPES is 5820 Stoneridge Mall Rd Ste 205, Pleasanton, CA 94588-3347.

What is Gian Tamisin's phone number?

The practice phone number listed in the NPPES registry for Gian Tamisin is (877) 418-2978.

Is Gian Tamisin's NPI active?

Yes — Gian Tamisin's NPI (1003464199) is active in the NPPES registry as of the last update on 2019-08-31.

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Gian Tamisin

NPI 1003464199 · Behavior Technician · Pleasanton, CA

Gian Tamisin is a Behavior Technician provider in Pleasanton, CA (NPI 1003464199).

Provider details

NPI number: 1003464199
Entity type: Individual
Primary specialty: Behavior TechnicianBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: No

Practice location

5820 Stoneridge Mall Rd Ste 205

Pleasanton, CA 94588-3347

Phone: (877) 418-2978

Street-level locationGet directions

More CA providers

Mailing address

5820 Stoneridge Mall Rd Ste 205

Pleasanton, CA 94588-3347

Specialties & taxonomies

Behavior TechnicianPrimary106S00000X
Behavioral Health & Social Service Providers

Profile Score

Established profile(60/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
7 yrs in NPPES registry
Profile completeness38% of score
83% 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.

Enumerated: 2019-08-31
Last updated: 2019-08-31

Frequently asked questions

What is Gian Tamisin's NPI number?: Gian Tamisin's National Provider Identifier (NPI) is 1003464199, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Gian Tamisin's specialty?: Gian Tamisin is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
Where is Gian Tamisin located?: Gian Tamisin's practice location on file with NPPES is 5820 Stoneridge Mall Rd Ste 205, Pleasanton, CA 94588-3347.
What is Gian Tamisin's phone number?: The practice phone number listed in the NPPES registry for Gian Tamisin is (877) 418-2978.
Is Gian Tamisin's NPI active?: Yes — Gian Tamisin's NPI (1003464199) is active in the NPPES registry as of the last update on 2019-08-31.

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

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions