Gary Hayashi, MFT
NPI 1740410497 · Marriage & Family Therapist · South Pasadena, CA
Gary Hayashi, MFT is a Marriage & Family Therapist provider in South Pasadena, CA (NPI 1740410497).
Provider details
- NPI number
- 1740410497
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFT
- Sex
- Male
- Sole proprietor
- Yes
- License
- MF022951 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
Mailing address
Registry dates
- Enumerated
- 2009-07-15
- Last updated
- 2009-07-15
Frequently asked questions
- What is Gary Hayashi's NPI number?
- Gary Hayashi's National Provider Identifier (NPI) is 1740410497, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Hayashi's specialty?
- Gary Hayashi is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Gary Hayashi located?
- Gary Hayashi's practice location on file with NPPES is 1000 Fremont Ave Ste D, South Pasadena, CA 91030-3225.
- What is Gary Hayashi's phone number?
- The practice phone number listed in the NPPES registry for Gary Hayashi is (626) 403-9169.
- Is Gary Hayashi's NPI active?
- Yes — Gary Hayashi's NPI (1740410497) is active in the NPPES registry as of the last update on 2009-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.