NPPES file of Aug 9, 2026

Arantxa Medina-Alegria

Registered Dietitian · Oxnard, CA

Arantxa Medina-Alegria is a registered dietitian with a practice address in Oxnard, California, and NPI 1922858190, issued on Mar 22, 2024. Check the license (California 86093729, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1922858190
Name
Arantxa Medina-Alegria
Primary taxonomy
Registered Dietitian 133V00000X
License number
86093729 CA
Self-reported in NPPES; status is on the state search
Practice location
2361 E Vineyard Ave, Oxnard, CA 93036
Phone
(805) 981-3770
Enumerated
Mar 22, 2024
Record last updated
Apr 1, 2024
Medicare enrollment
Enrolled (PECOS I20240424003800); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest registered dietitian records → All 7,148 in California → Look up another NPI →

Also registered at 2361 E Vineyard Ave

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

  1. Wendy AmaroDiabetes Educator Registered Nurse1396346748
  2. Cristina Armijo, M.D.Pediatrics Physician1710931258
  3. Elisabeth Barbosa, M.D.Otolaryngology Physician1972600260
  4. Paul Cisarik, MDInternal Medicine Physician1952515421
  5. Michael Green, M.D.Obstetrics & Gynecology Physician1780631002
  6. Ming Heng, M.D.Internal Medicine Physician1780638460

Verify Arantxa Medina-Alegria 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 86093729    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Community Memorial Health SystemOxnard, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Arantxa Medina-Alegria among 7,148 registered dietitian records in California

Arantxa Medina-Alegria 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. Its NPI, issued in 2024, is newer than 80% of them.

  • NPI issued2024 · 80% of these records are older, 13% newer
  • In a Medicare fileYes · 5% of these records are
  • In the CMS Doctors and Clinicians fileYes · 7% of these records are
  • Graduated2022 · median 2014 among the 529 with a school on file
  • Record last updated2024 · 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.

All 7,148 in California → Every provider in Oxnard → Registered Dietitian nationwide →

The 8 registered dietitian records with the nearest ZIP codes

  1. Linda Kodman, MPH, RDOxnard, CA 930361740333889
  2. Diana MountOxnard, CA 930361538919253
  3. Paulina Rapinchuk, MS, RDOxnard, CA 930351386484699
  4. Diurka SotomayorOxnard, CA 930351659099638
  5. Maryn Brown, RDOxnard, CA 930331801543095
  6. Rebecca Kishimoto, MS, RDOxnard, CA 930331720524044
  7. Andrea Magana, REGISTERED DIETITIANPort Hueneme, CA 930411508639451
  8. Irene Castillo, RDNOxnard, CA 930301124615950

Common questions

What is Arantxa Medina-Alegria's NPI number?

Arantxa Medina-Alegria's National Provider Identifier (NPI) is 1922858190, issued on Mar 22, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Arantxa Medina-Alegria located?

The NPPES record lists a practice address at 2361 E Vineyard Ave, Oxnard, CA, 93036. Phone: (805) 981-3770. Providers update this record themselves, so call before visiting.

How can I verify Arantxa Medina-Alegria's license?

NPPES lists California license number 86093729, 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. Medicare files from data.cms.gov. 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.