IndividualActive
Sophia Ferguson
NPI 1417736083 · Registered Dietitian · San Leandro, CA
Sophia Ferguson is a Registered Dietitian provider in San Leandro, CA (NPI 1417736083).
Provider details
- NPI number
- 1417736083
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 86148429 (CA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
1440 168th Ave
San Leandro, CA 94578-2409
Phone: (510) 481-8575
Street-level locationGet directions
Mailing address
2365 Reading Ave
Castro Valley, CA 94546-6343
Registry dates
- Enumerated
- 2023-09-25
- Last updated
- 2023-09-25
- Certified
- 2023-09-24
Frequently asked questions
- What is Sophia Ferguson's NPI number?
- Sophia Ferguson's National Provider Identifier (NPI) is 1417736083, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophia Ferguson's specialty?
- Sophia Ferguson is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Sophia Ferguson located?
- Sophia Ferguson's practice location on file with NPPES is 1440 168th Ave, San Leandro, CA 94578-2409.
- What is Sophia Ferguson's phone number?
- The practice phone number listed in the NPPES registry for Sophia Ferguson is (510) 481-8575.
- Is Sophia Ferguson's NPI active?
- Yes — Sophia Ferguson's NPI (1417736083) is active in the NPPES registry as of the last update on 2023-09-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.