NPPES file of Aug 9, 2026

Leslie Fujiko Shigemasa, R.D.

Registered Dietitian · Santa Ana, CA

Leslie Fujiko Shigemasa, R.D. is a registered dietitian with a practice address in Santa Ana, California, and NPI 1932231792, issued on Mar 9, 2007. Check the license (California 00709620, 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
1932231792
Name
Leslie Fujiko Shigemasa
Credential
R.D.
Primary taxonomy
Registered Dietitian 133V00000X
License number
00709620 CA
Self-reported in NPPES; status is on the state search
Practice location
2212 E 4TH St Ste 301, Santa Ana, CA 92705
Phone
(714) 628-3242
Enumerated
Mar 9, 2007
Record last updated
Oct 7, 2022
Medicare enrollment
Enrolled (PECOS I20151230000410); accepts Medicare assignment
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 2212 E 4TH St Ste 301

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

  1. Alysha Brown, LMFTMarriage & Family Therapist1831605575
  2. Teresa Castro, RDN, CNSC, CDCESRegistered Dietitian1316518384
  3. Yee Chi Christina Chen, RDRegistered Dietitian1417402025
  4. Nare Davoodi, R.D.Registered Dietitian1457725145
  5. Jailene Jimenez, RDRegistered Dietitian1669139713
  6. Selyna McGeown, RD, CDCESRegistered Dietitian1851908321

Verify Leslie Fujiko Shigemasa 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 00709620    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. Providence Medical FoundationFullerton, CA

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

Leslie Fujiko Shigemasa among 7,148 registered dietitian records in California

Leslie Fujiko Shigemasa, R.D. 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 2007, is newer than 6% of them.

  • NPI issued2007 · 6% of these records are older, 85% newer
  • In a Medicare fileYes · 5% of these records are
  • In the CMS Doctors and Clinicians fileYes · 7% of these records are
  • Graduated1987 · median 2014 among the 529 with a school on file
  • 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.

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

The 8 registered dietitian records with the nearest ZIP codes

  1. Natalie Buntzen, M.S., R.D.Santa Ana, CA 927051477802486
  2. Yee Chi Christina Chen, RDSanta Ana, CA 927051417402025
  3. Nare Davoodi, R.D.Santa Ana, CA 927051457725145
  4. Sherry Fixelle, R.D.Cowan Heights, CA 927051023392487
  5. Selyna McGeown, RD, CDCESSanta Ana, CA 927051851908321
  6. Paula Partch, R.D.Santa Ana, CA 927051134206337
  7. Alejandra Razo, RDNSanta Ana, CA 927051346722436
  8. Janet Schenker, M.ED, RDSanta Ana, CA 927051306127568

Common questions

What is Leslie Fujiko Shigemasa, R.D.'s NPI number?

Leslie Fujiko Shigemasa, R.D.'s National Provider Identifier (NPI) is 1932231792, issued on Mar 9, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Leslie Fujiko Shigemasa, R.D. located?

The NPPES record lists a practice address at 2212 E 4TH St Ste 301, Santa Ana, CA, 92705. Phone: (714) 628-3242. Providers update this record themselves, so call before visiting.

How can I verify Leslie Fujiko Shigemasa, R.D.'s license?

NPPES lists California license number 00709620, 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.