NPPES file of Aug 9, 2026

Marilyn M. Briggs, R.D.

Registered Dietitian · Newcastle, CA

Marilyn M. Briggs, R.D. is a registered dietitian with a practice address in Newcastle, California, and NPI 1336311638, issued on Mar 26, 2008. 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
1336311638
Name
Marilyn M. Briggs
Credential
R.D.
Primary taxonomy
Registered Dietitian 133V00000X
Practice location
9920 Angel PL, Newcastle, CA 95658
Phone
(916) 663-1423
Enumerated
Mar 26, 2008
Record last updated
Mar 26, 2008 (not updated in 18 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 Marilyn M. Briggs 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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1 registered dietitian records list a practice address in Newcastle

They are 1 of the 22 NPPES records with a practice address in Newcastle, 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 Newcastle →

Other registered dietitian records in California

  1. Nazanin Abbaspour, PHD, RDN, IFNCPSan Diego, CA1871180695
  2. Michelle AbbeySan Diego, CA1932692878
  3. Emily AbbottTorrance, CA1477064871
  4. Fatima Azzahra Abdelhafeez, RDAnaheim, CA1356003727
  5. Sulaima Abdin-ArafehPomona, CA1366980765
  6. Tamara Abdul Hadi, MSLos Angeles, CA1669356754
  7. Anita Abdul-KarimPasadena, CA1619365970
  8. Ruqaya AbdulkhaliqLong Beach, CA1447124037
  9. Ran Abe, R.D.Long Beach, CA1093186173
  10. Allison Abel, RDN, CNSCLos Angeles, CA1346664414

Common questions

What is Marilyn M. Briggs, R.D.'s NPI number?

Marilyn M. Briggs, R.D.'s National Provider Identifier (NPI) is 1336311638, issued on Mar 26, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Marilyn M. Briggs, R.D. located?

The NPPES record lists a practice address at 9920 Angel PL, Newcastle, CA, 95658. Phone: (916) 663-1423. Providers update this record themselves, so call before visiting.

How can I verify Marilyn M. Briggs, R.D.'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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.