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Fiona Vajk, PH.D.
NPI 1548346851 · Clinical Psychologist · Claremont, CA
Fiona Vajk, PH.D. is a Clinical Psychologist provider in Claremont, CA (NPI 1548346851).
Provider details
- NPI number
- 1548346851
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PSY19432 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 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
250 W 1st St
Suite 242
Claremont, CA 91711-4736
Phone: (909) 621-9023
Fax: (909) 621-8482
Street-level locationGet directions
Mailing address
250 W 1st St
Claremont, CA 91711-4736
Registry dates
- Enumerated
- 2006-10-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Fiona Vajk's NPI number?
- Fiona Vajk's National Provider Identifier (NPI) is 1548346851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Fiona Vajk's specialty?
- Fiona Vajk is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Fiona Vajk located?
- Fiona Vajk's practice location on file with NPPES is 250 W 1st St, Claremont, CA 91711-4736.
- What is Fiona Vajk's phone number?
- The practice phone number listed in the NPPES registry for Fiona Vajk is (909) 621-9023.
- Is Fiona Vajk's NPI active?
- Yes — Fiona Vajk's NPI (1548346851) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.