Sarah Hewitt Mathot, MS, RD
Registered Dietitian · Mission Viejo, CA
Sarah Hewitt Mathot, MS, RD is a registered dietitian with a practice address in Mission Viejo, California, and NPI 1700913837, issued on Feb 27, 2007. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Sarah Hewitt Mathot
- Credential
- MS, RD
- Primary taxonomy
- Registered Dietitian 133V00000X
- Practice location
- 26932 Oso Pkwy, Mission Viejo, CA 92691
- Phone
- (949) 582-8800
- Enumerated
- Feb 27, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (949) 582-5127
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 7,148 in California → Look up another NPI →
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Verify Sarah Hewitt Mathot in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Sarah Hewitt Mathot among 7,148 registered dietitian records in California
Sarah Hewitt Mathot, MS, 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 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).
25 registered dietitian records list a practice address in Mission Viejo
They are 25 of the 2,156 NPPES records with a practice address in Mission Viejo, and 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 Mission Viejo → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Mona Cabrera, RDMission Viejo, CA 926911538679402
- Christine Coy, MS, RDMission Viejo, CA 926911245218437
- Lori Gelgur, R.D.Mission Viejo, CA 926911194975243
- Martha Gray, RDMission Viejo, CA 926911366544108
- Elise Harlow, M.S., R.D.Mission Viejo, CA 926911962877522
- Marissa Kent, MS, RDMission Viejo, CA 926911457688921
- Alexandra Mark, MS, RDMission Viejo, CA 926911760615322
- Deborah McCarthy, R.D.Mission Viejo, CA 926911619203387
Common questions
What is Sarah Hewitt Mathot, MS, RD's NPI number?
Sarah Hewitt Mathot, MS, RD's National Provider Identifier (NPI) is 1700913837, issued on Feb 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Hewitt Mathot, MS, RD located?
The NPPES record lists a practice address at 26932 Oso Pkwy, Mission Viejo, CA, 92691. Phone: (949) 582-8800. Providers update this record themselves, so call before visiting.
How can I verify Sarah Hewitt Mathot, MS, 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.