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Ryan Farquhar, RDN
NPI 1407539117 · Registered Dietitian · Oakland, CA
Ryan Farquhar, RDN is a Registered Dietitian provider in Oakland, CA (NPI 1407539117).
Provider details
- NPI number
- 1407539117
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Male
- Sole proprietor
- No
- License
- 86299166 (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
1921 San Pablo Ave
Oakland, CA 94612-1305
Phone: (510) 622-0221
Street-level locationGet directions
Mailing address
4210 Judah St Apt 104
San Francisco, CA 94122-1005
Registry dates
- Enumerated
- 2023-08-09
- Last updated
- 2023-08-09
- Certified
- 2023-08-09
Frequently asked questions
- What is Ryan Farquhar's NPI number?
- Ryan Farquhar's National Provider Identifier (NPI) is 1407539117, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Farquhar's specialty?
- Ryan Farquhar is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Ryan Farquhar located?
- Ryan Farquhar's practice location on file with NPPES is 1921 San Pablo Ave, Oakland, CA 94612-1305.
- What is Ryan Farquhar's phone number?
- The practice phone number listed in the NPPES registry for Ryan Farquhar is (510) 622-0221.
- Is Ryan Farquhar's NPI active?
- Yes — Ryan Farquhar's NPI (1407539117) is active in the NPPES registry as of the last update on 2023-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.