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Frances Williams, DIETITIAN
NPI 1568853307 · Registered Dietitian · Fullerton, CA
Frances Williams, DIETITIAN is a Registered Dietitian provider in Fullerton, CA (NPI 1568853307).
Provider details
- NPI number
- 1568853307
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- DIETITIAN
- Sex
- Female
- Sole proprietor
- Yes
- License
- 845036 (CA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(74/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
3301 Twight Dr.
Fullerton, CA 92838-0972
Phone: (714) 525-5528
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 5972
Fullerton, CA 92838-0972
Registry dates
- Enumerated
- 2015-02-16
- Last updated
- 2015-02-16
Frequently asked questions
- What is Frances Williams's NPI number?
- Frances Williams's National Provider Identifier (NPI) is 1568853307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frances Williams's specialty?
- Frances Williams is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Frances Williams located?
- Frances Williams's practice location on file with NPPES is 3301 Twight Dr., Fullerton, CA 92838-0972.
- What is Frances Williams's phone number?
- The practice phone number listed in the NPPES registry for Frances Williams is (714) 525-5528.
- Is Frances Williams's NPI active?
- Yes — Frances Williams's NPI (1568853307) is active in the NPPES registry as of the last update on 2015-02-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.