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Mari Somerville, R.D.
NPI 1417169525 · Registered Dietitian · Oakland, CA
Mari Somerville, R.D. is a Registered Dietitian provider in Oakland, CA (NPI 1417169525).
Provider details
- NPI number
- 1417169525
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- R.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 968049 (CA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(89/100 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
3012 Summit St
6th Floor
Oakland, CA 94609-3480
Phone: (510) 893-2060
Street-level locationGet directions
Mailing address
25 Lone Oak Ct
Napa, CA 94558-5563
Registry dates
- Enumerated
- 2007-05-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mari Somerville's NPI number?
- Mari Somerville's National Provider Identifier (NPI) is 1417169525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mari Somerville's specialty?
- Mari Somerville is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Mari Somerville located?
- Mari Somerville's practice location on file with NPPES is 3012 Summit St, Oakland, CA 94609-3480.
- What is Mari Somerville's phone number?
- The practice phone number listed in the NPPES registry for Mari Somerville is (510) 893-2060.
- Is Mari Somerville's NPI active?
- Yes — Mari Somerville's NPI (1417169525) 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.