Ann Nguyen, PHD
NPI 1518371053 · Clinical Psychologist · Santa Ana, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ann Nguyen, PHD is a Clinical Psychologist provider in Santa Ana, CA (NPI 1518371053).
Provider details
- NPI number
- 1518371053
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY34622 (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
12 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
- 2014-06-12
- Last updated
- 2025-07-14
- Certified
- 2025-07-14
Frequently asked questions
- What is Ann Nguyen's NPI number?
- Ann Nguyen's National Provider Identifier (NPI) is 1518371053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Nguyen's specialty?
- Ann Nguyen is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Ann Nguyen located?
- Ann Nguyen's practice location on file with NPPES is 2100 N Broadway Ste 101, Santa Ana, CA 92706-2624.
- What is Ann Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Ann Nguyen is (714) 245-6881.
- Does Ann Nguyen accept Medicare?
- Ann Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ann Nguyen's NPI active?
- Yes — Ann Nguyen's NPI (1518371053) is active in the NPPES registry as of the last update on 2025-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.