Hien-Thien Duong
NPI 1225715543 · Marriage & Family Therapist · Garden Grove, CA
Hien-Thien Duong is a Marriage & Family Therapist provider in Garden Grove, CA (NPI 1225715543).
Provider details
- NPI number
- 1225715543
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 153463 (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
2 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)
- 680 Langsdorf Dr Ste 200Fullerton, CA 92831-3702Phone: (714) 871-9264Fax: (714) 871-5032
Registry dates
- Enumerated
- 2023-06-28
- Last updated
- 2025-04-14
- Certified
- 2025-04-14
Frequently asked questions
- What is Hien-Thien Duong's NPI number?
- Hien-Thien Duong's National Provider Identifier (NPI) is 1225715543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hien-Thien Duong's specialty?
- Hien-Thien Duong is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Hien-Thien Duong located?
- Hien-Thien Duong's practice location on file with NPPES is 12966 Euclid St Ste 280, Garden Grove, CA 92840-9202.
- What is Hien-Thien Duong's phone number?
- The practice phone number listed in the NPPES registry for Hien-Thien Duong is (714) 823-4770.
- Is Hien-Thien Duong's NPI active?
- Yes — Hien-Thien Duong's NPI (1225715543) is active in the NPPES registry as of the last update on 2025-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.