NPPES file of Aug 9, 2026

Tiffany Ellegard, MS, RDN

Registered Dietitian · Mesa, AZ

Tiffany Ellegard, MS, RDN is a registered dietitian with a practice address in Mesa, Arizona, and NPI 1588357792, issued on Jun 1, 2023. Check the license with the Arizona 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
1588357792
Name
Tiffany Ellegard
Credential
MS, RDN
Primary taxonomy
Registered Dietitian 133V00000X
Practice location
6124 E Brown RD, Mesa, AZ 85205
Phone
(480) 527-8999
Enumerated
Jun 1, 2023
Record last updated
Jun 1, 2023
Medicare enrollment
Enrolled (PECOS I20230713000994); 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.
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8 nearest registered dietitian records → All 1,435 in Arizona → Look up another NPI →

Also registered at 6124 E Brown RD

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

  1. Karen Cook, AUDAudiologist1598965881
  2. Kara Headington, AUDAudiologist1720275498
  3. Rebecca Hughes, OTROccupational Therapist1013200237
  4. Sharon McKarns, M.A.Audiologist1780717835
  5. Kathleen TrippHearing Instrument Specialist1821309527

Verify Tiffany Ellegard in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona 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
Find the Arizona 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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Bills Medicare through one group practice

  1. Southwest Dietitian Group LLCGilbert, AZ

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

Tiffany Ellegard among 1,435 registered dietitian records in Arizona

Tiffany Ellegard, MS, RDN is one of 1,435 registered dietitian records with a practice address in Arizona. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 77% of them.

  • NPI issued2023 · 77% of these records are older, 18% newer
  • In a Medicare fileYes · 15% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Graduated2023 · median 2018 among the 257 with a school on file
  • Record last updated2023 · 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Registered Dietitian providers in Arizona

There are 1,435 registered dietitian records in Arizona.

All 1,435 in Arizona → Every provider in Mesa → Registered Dietitian nationwide →

The 8 registered dietitian records with the nearest ZIP codes

  1. Jenna BrungerMesa, AZ 852051760090179
  2. Mia Eide, RDNMesa, AZ 852051891653614
  3. Brittany Gill, RDNMesa, AZ 852051194409474
  4. Gissel Gonzalez, BS, RDNMesa, AZ 852051639815566
  5. Wendy GreenMesa, AZ 852051790281129
  6. Patricia Johnson, RDMesa, AZ 852051609629898
  7. Tonya Keyes-Christianson, MA, RDMesa, AZ 852051912407446
  8. Chitra Mohan, MS RDMesa, AZ 852051982247128

Common questions

What is Tiffany Ellegard, MS, RDN's NPI number?

Tiffany Ellegard, MS, RDN's National Provider Identifier (NPI) is 1588357792, issued on Jun 1, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Tiffany Ellegard, MS, RDN located?

The NPPES record lists a practice address at 6124 E Brown RD, Mesa, AZ, 85205. Phone: (480) 527-8999. Providers update this record themselves, so call before visiting.

How can I verify Tiffany Ellegard, MS, RDN's license?

Search the Arizona 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.