Diane Nguyen, LMFT
NPI 1083962419 · Marriage & Family Therapist · San Jose, CA
Diane Nguyen, LMFT is a Marriage & Family Therapist provider in San Jose, CA (NPI 1083962419).
Provider details
- NPI number
- 1083962419
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 100402 (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
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 310 8th StSuite 201Oakland, CA 94607-6526Phone: (408) 710-3870
Registry dates
- Enumerated
- 2012-08-15
- Last updated
- 2022-07-21
Frequently asked questions
- What is Diane Nguyen's NPI number?
- Diane Nguyen's National Provider Identifier (NPI) is 1083962419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Nguyen's specialty?
- Diane Nguyen is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Diane Nguyen located?
- Diane Nguyen's practice location on file with NPPES is 1101 S Winchester Blvd, San Jose, CA 95128-3901.
- What is Diane Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Diane Nguyen is (408) 758-0805.
- Is Diane Nguyen's NPI active?
- Yes — Diane Nguyen's NPI (1083962419) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.