NPPES file of Aug 9, 2026

Christal Marth, RDN

Registered Dietitian · El Cajon, CA

Christal Marth, RDN is a registered dietitian with a practice address in El Cajon, California, and NPI 1336872860, issued on Jul 1, 2022. Check the license (California 86146947, 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.

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

NPPES recordNPPES file of Aug 9, 2026
1336872860
Name
Christal Marth
Credential
RDN
Primary taxonomy
Registered Dietitian 133V00000X
License number
86146947 CA
Self-reported in NPPES; status is on the state search
Practice location
1306 Broadway, El Cajon, CA 92021
Phone
(619) 551-7408
Enumerated
Jul 1, 2022
Record last updated
Jul 1, 2022
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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Also registered at 1306 Broadway

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Gracielle Mae Advincula, NPFamily Nurse Practitioner1376208975
  2. Itzel Arrieta, RDRegistered Dietitian1952270373
  3. Dominique Hale, LCSWClinical Social Worker1932954393
  4. Grayson KellePhysician Assistant1346028586
  5. Tanya Marcus, PACPhysician Assistant1659784130
  6. Ashley Roseman, BSN, RNRegistered Nurse1952873705

Verify Christal Marth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 86146947
    Check 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
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Christal Marth among 7,148 registered dietitian records in California

Christal Marth, RDN 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 2022, is newer than 67% of them.

  • NPI issued2022 · 67% of these records are older, 27% newer
  • In a Medicare fileNo · 5% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2022 · 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. Itzel Arrieta, RDEl Cajon, CA 920211952270373
  2. McKenzie Brown, RDEl Cajon, CA 920211083367627
  3. Sara Kim, MA, RDEl Cajon, CA 920211700197092
  4. Marina Metry, RDEl Cajon, CA 920211831051838
  5. Emily Nulton, REGISTERED DIETITIANEl Cajon, CA 920211205292273
  6. Lourdes Bautista, RDNEl Cajon, CA 920201043025448
  7. Ernesto CabreraEl Cajon, CA 920201225827264
  8. Cynthia Knott, RDN, CCRCEl Cajon, CA 920201932681152

Common questions

What is Christal Marth, RDN's NPI number?

Christal Marth, RDN's National Provider Identifier (NPI) is 1336872860, issued on Jul 1, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Christal Marth, RDN located?

The NPPES record lists a practice address at 1306 Broadway, El Cajon, CA, 92021. Phone: (619) 551-7408. Providers update this record themselves, so call before visiting.

How can I verify Christal Marth, RDN's license?

NPPES lists California license number 86146947, 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.