Krystianna Nguyen, PH. D.
NPI 1922585793 · Clinical Psychologist · Orange, CA
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Krystianna Nguyen, PH. D. is a Clinical Psychologist provider in Orange, CA (NPI 1922585793).
Provider details
- NPI number
- 1922585793
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH. D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 33667 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
7 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)
- 4000 Macarthur Blvd Ste 600Newport Beach, CA 92660-2517Phone: (714) 758-5912
Registry dates
- Enumerated
- 2018-07-25
- Last updated
- 2026-03-13
- Certified
- 2026-03-13
Frequently asked questions
- What is Krystianna Nguyen's NPI number?
- Krystianna Nguyen's National Provider Identifier (NPI) is 1922585793, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Krystianna Nguyen's specialty?
- Krystianna Nguyen is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Krystianna Nguyen located?
- Krystianna Nguyen's practice location on file with NPPES is 500 N State College Blvd Ste 1100, Orange, CA 92868-1625.
- What is Krystianna Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Krystianna Nguyen is (949) 866-3392.
- Does Krystianna Nguyen accept Medicare?
- Krystianna Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Krystianna Nguyen's NPI active?
- Yes — Krystianna Nguyen's NPI (1922585793) is active in the NPPES registry as of the last update on 2026-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.