NPPES file of Aug 9, 2026

Sarah Clark, RD

Registered Dietitian · Mill Valley, CA

Sarah Clark, RD is a registered dietitian with a practice address in Mill Valley, California, and NPI 1720439375, issued on Jun 24, 2016. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720439375
Name
Sarah Clark
Credential
RD
Primary taxonomy
Registered Dietitian 133V00000X
Practice location
9 Forrest St, Mill Valley, CA 94941
Phone
(415) 867-4855
Enumerated
Jun 24, 2016
Record last updated
Jun 24, 2016 (not updated in 10 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Sarah Clark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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Sarah Clark among 7,148 registered dietitian records in California

Sarah Clark, RD 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 2016, is newer than 38% of them.

  • NPI issued2016 · 38% of these records are older, 58% newer
  • In a Medicare fileNo · 5% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2016 · 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.

The 8 registered dietitian records with the nearest ZIP codes

  1. Kirsten Burns, RDNMill Valley, CA 949411154120061
  2. Cassandra Christopher, RDNMill Valley, CA 949411043860927
  3. Lori Dali, RD, CNSDMill Valley, CA 949411104644905
  4. Kalyn Starkey, RDNMill Valley, CA 949411770941494
  5. Anne WrigleyMill Valley, CA 949411942835780
  6. Nancy Bloom, R.D.Larkspur, CA 949391033325907
  7. Elizabeth Gonzales, R.D.Larkspur, CA 949391598059123
  8. Kimberly Madsen, RDLarkspur, CA 949391083934301

Common questions

What is Sarah Clark, RD's NPI number?

Sarah Clark, RD's National Provider Identifier (NPI) is 1720439375, issued on Jun 24, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Sarah Clark, RD located?

The NPPES record lists a practice address at 9 Forrest St, Mill Valley, CA, 94941. Phone: (415) 867-4855. Providers update this record themselves, so call before visiting.

How can I verify Sarah Clark, RD's license?

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.