Mari Elaine Somerville, R.D.
Registered Dietitian · Oakland, CA
Mari Elaine Somerville, R.D. is a registered dietitian with a practice address in Oakland, California, and NPI 1417169525, issued on May 3, 2007. Check the license (California 968049, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mari Elaine Somerville
- Credential
- R.D.
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- 968049 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3012 Summit St, Oakland, CA 94609
- Phone
- (510) 893-2060
- Enumerated
- May 3, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 7,148 in California → Look up another NPI →
Also registered at 3012 Summit St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Faith McCormack, M.D.Critical Care Medicine (Internal Medicine) Physician1386721553
- Patricia Patterson, PA-CPhysician Assistant1982753117
Verify Mari Elaine Somerville in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 968049Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mari Elaine Somerville among 7,148 registered dietitian records in California
Mari Elaine Somerville, R.D. is one of 7,148 registered dietitian records with a practice address in California. 5% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 6% of them.
- NPI issued2007 · 6% of these records are older, 85% newer
- In a Medicare fileNo · 5% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2007 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Registered Dietitian providers in California
There are 7,148 registered dietitian records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,148 in California → Every provider in Oakland → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Cynthia Coelho, MS, RD, CNSCOakland, CA 946091255887410
- Missy Delmar, RD, CDEOakland, CA 946091972645067
- Mary Henderson, PHD, RDOakland, CA 946091245578202
- Yanming Jiang, RD, CDCESOakland, CA 946091649758798
- Michelle Keh, R.D.Oakland, CA 946091831577444
- Evangeline Lan, MS, RDOakland, CA 946091467874792
- Katherine Murphy, RD, CDEOakland, CA 946091538201652
- Argavan Nilforoush, RDOakland, CA 946091649523267
Common questions
What is Mari Elaine Somerville, R.D.'s NPI number?
Mari Elaine Somerville, R.D.'s National Provider Identifier (NPI) is 1417169525, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mari Elaine Somerville, R.D. located?
The NPPES record lists a practice address at 3012 Summit St, Oakland, CA, 94609. Phone: (510) 893-2060. Providers update this record themselves, so call before visiting.
How can I verify Mari Elaine Somerville, R.D.'s license?
NPPES lists California license number 968049, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.