What is Curtis Hsia's NPI number?

Curtis Hsia's National Provider Identifier (NPI) is 1134355605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Curtis Hsia's specialty?

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

Where is Curtis Hsia located?

Curtis Hsia's practice location on file with NPPES is 12668 Chapman Ave Unit 2414, Garden Grove, CA 92840-4040.

What is Curtis Hsia's phone number?

The practice phone number listed in the NPPES registry for Curtis Hsia is (626) 523-0508.

Is Curtis Hsia's NPI active?

Yes — Curtis Hsia's NPI (1134355605) is active in the NPPES registry as of the last update on 2009-06-10.

IndividualActive

Curtis Hsia, PH.D.

NPI 1134355605 · Cognitive & Behavioral Psychologist · Garden Grove, CA

Curtis Hsia, PH.D. is a Cognitive & Behavioral Psychologist provider in Garden Grove, CA (NPI 1134355605).

Provider details

NPI number: 1134355605
Entity type: Individual
Primary specialty: Cognitive & Behavioral PsychologistBehavioral Health & Social Service Providers
Credential: PH.D.
Sex: Male
Sole proprietor: Yes

Practice location

12668 Chapman Ave Unit 2414

Garden Grove, CA 92840-4040

Phone: (626) 523-0508

Street-level locationGet directions

More CA providers

Mailing address

12668 Chapman Ave Unit 2414

Garden Grove, CA 92840-4040

Specialties & taxonomies

Cognitive & Behavioral PsychologistPrimary103TB0200X
Behavioral Health & Social Service Providers

Profile Score

Detailed profile(79/100 index)

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

Registry tenure38% of score
17 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: 2009-06-10
Last updated: 2009-06-10

Frequently asked questions

What is Curtis Hsia's NPI number?: Curtis Hsia's National Provider Identifier (NPI) is 1134355605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Curtis Hsia's specialty?: Curtis Hsia is listed in the NPPES registry with a primary specialty of Cognitive & Behavioral Psychologist (Behavioral Health & Social Service Providers).
Where is Curtis Hsia located?: Curtis Hsia's practice location on file with NPPES is 12668 Chapman Ave Unit 2414, Garden Grove, CA 92840-4040.
What is Curtis Hsia's phone number?: The practice phone number listed in the NPPES registry for Curtis Hsia is (626) 523-0508.
Is Curtis Hsia's NPI active?: Yes — Curtis Hsia's NPI (1134355605) is active in the NPPES registry as of the last update on 2009-06-10.

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