IndividualActive
Nga Duong
NPI 1558495143 · Marriage & Family Therapist · Orange, CA
Nga Duong is a Marriage & Family Therapist provider in Orange, CA (NPI 1558495143).
Provider details
- NPI number
- 1558495143
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 107683 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
4000 W Metropolitan Dr # 120
Orange, CA 92868-3504
Phone: (714) 972-3700
Fax: (714) 972-3744
Street-level locationGet directions
Mailing address
4000 W Metropolitan Dr # 120
Orange, CA 92868-3504
Registry dates
- Enumerated
- 2007-03-15
- Last updated
- 2019-05-14
Frequently asked questions
- What is Nga Duong's NPI number?
- Nga Duong's National Provider Identifier (NPI) is 1558495143, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nga Duong's specialty?
- Nga Duong is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Nga Duong located?
- Nga Duong's practice location on file with NPPES is 4000 W Metropolitan Dr # 120, Orange, CA 92868-3504.
- What is Nga Duong's phone number?
- The practice phone number listed in the NPPES registry for Nga Duong is (714) 972-3700.
- Is Nga Duong's NPI active?
- Yes — Nga Duong's NPI (1558495143) is active in the NPPES registry as of the last update on 2019-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.