IndividualActive
Erika Nguyen
NPI 1639039530 · Marriage & Family Therapist · Santa Ana, CA
Erika Nguyen is a Marriage & Family Therapist provider in Santa Ana, CA (NPI 1639039530).
Provider details
- NPI number
- 1639039530
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 139950 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
2112 E 4th St Ste 218e
Santa Ana, CA 92705-3840
Phone: (213) 222-6553
Fax: (213) 559-9158
Street-level locationGet directions
Mailing address
18155 S 2nd St
Fountain Valley, CA 92708-4419
Registry dates
- Enumerated
- 2025-11-13
- Last updated
- 2026-04-30
- Certified
- 2026-04-30
Frequently asked questions
- What is Erika Nguyen's NPI number?
- Erika Nguyen's National Provider Identifier (NPI) is 1639039530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erika Nguyen's specialty?
- Erika Nguyen is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Erika Nguyen located?
- Erika Nguyen's practice location on file with NPPES is 2112 E 4th St Ste 218e, Santa Ana, CA 92705-3840.
- What is Erika Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Erika Nguyen is (213) 222-6553.
- Is Erika Nguyen's NPI active?
- Yes — Erika Nguyen's NPI (1639039530) is active in the NPPES registry as of the last update on 2026-04-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.