NPPES file of Aug 9, 2026

Mallory Michelle Isley, RD

Registered Dietitian · Yakima, WA

Mallory Michelle Isley, RD is a registered dietitian with a practice address in Yakima, Washington, and NPI 1417727231, issued on Jan 3, 2024. Check the license (Washington 86276043, as entered in NPPES) with the Washington 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
1417727231
Name
Mallory Michelle Isley
Credential
RD
Primary taxonomy
Registered Dietitian 133V00000X
License number
86276043 WA
Self-reported in NPPES; status is on the state search
Practice location
12 S 8TH St, Yakima, WA 98901
Phone
(509) 454-4143
Enumerated
Jan 3, 2024
Record last updated
Nov 6, 2025
Medicare enrollment
Enrolled (PECOS I20240202003733); 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 2,134 in Washington → Look up another NPI →

Also registered at 12 S 8TH St

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

  1. Christine AikinWomen's Health Nurse Practitioner1518506005
  2. Angelica Alcala-SanchezRegistered Nurse1861012882
  3. Veronica Alcaraz Sandoval, RNRegistered Nurse1821522426
  4. Jeannie Appelhof, RDHDental Hygienist1053446591
  5. Blanca ArroyoCase Manager/Care Coordinator1851916639
  6. Nana Asiedu-Ofei, M.DPediatrics Physician1861829012

Verify Mallory Michelle Isley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license 86276043    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 Washington 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 2 group practices

  1. Yakima Neighborhood Health ServicesYakima, WA
  2. Yakima Valley Farm Workers ClinicToppenish, WA

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

Mallory Michelle Isley among 2,134 registered dietitian records in Washington

Mallory Michelle Isley, RD is one of 2,134 registered dietitian records with a practice address in Washington. 9% 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 89% of them.

  • NPI issued2024 · 89% of these records are older, 6% newer
  • In a Medicare fileYes · 9% of these records are
  • In the CMS Doctors and Clinicians fileYes · 11% of these records are
  • Graduated2022 · median 2014 among the 238 with a school on file
  • Record last updated2025 · 63% 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 Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

56 registered dietitian records list a practice address in Yakima

They are 56 of the 3,970 NPPES records with a practice address in Yakima, and 2,134 registered dietitian records in Washington.

All 2,134 in Washington → Every provider in Yakima → Registered Dietitian nationwide →

The 8 registered dietitian records with the nearest ZIP codes

  1. Nicole BorroffYakima, WA 989011295105237
  2. Stacey Busey, RD, CDYakima, WA 989011487854410
  3. Geraldine Cooper, RDYakima, WA 989011699974774
  4. Glenna Jo Clark Donahoo, RDYakima, WA 989011326293762
  5. Diane Inaba, R.D., C.D., C.D.E.Yakima, WA 989011265647242
  6. Lindsay Irion, RD, CDYakima, WA 989011487985164
  7. Mayra Nunez, R.DYakima, WA 989011447688700
  8. Kathleen Paganelli, RDYakima, WA 989011528193331

Common questions

What is Mallory Michelle Isley, RD's NPI number?

Mallory Michelle Isley, RD's National Provider Identifier (NPI) is 1417727231, issued on Jan 3, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Mallory Michelle Isley, RD located?

The NPPES record lists a practice address at 12 S 8TH St, Yakima, WA, 98901. Phone: (509) 454-4143. Providers update this record themselves, so call before visiting.

How can I verify Mallory Michelle Isley, RD's license?

NPPES lists Washington license number 86276043, as entered by the provider. Search the Washington 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.