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Active NPI 1417727231 Individual Practitioner Female Practitioner

Mallory Michelle Isley , RD

Dietitian, Registered • Yakima, WA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Mallory Isley, RD is a certified Dietitian, Registered practicing in Yakima, WA. With approximately 4 years of clinical experience since completing medical education in 2022, Mallory Isley delivers high-quality medical care to the local community at 12 S 8TH ST.

Mallory Isley maintains professional affiliations with Yakima Neighborhood Health Services, Yakima Valley Farm Workers Clinic and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

12 S 8th St

Yakima, WA 989013020

Telephone 5094544143
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2022

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dietitian, Registered in Yakima, WA

Rising Specialist (<5 Yrs)
Practitioner Clinical Experience
4 Yrs -11.7 yrs vs City Avg
City Avg: 15.7 Yrs
State Avg: 14.4 Yrs
Regional Practice Density
57 Specialists

Practicing in Yakima, WA (2154 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Isley (4 Years) 4 Yrs
Yakima Specialty Average (15.7 Years) 15.7 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-11-06
Dietitian, Registered Primary Specialty

NUCC Taxonomy Code: 133V00000X

State License WA 86276043

A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.

Case Manager/Care Coordinator

NUCC Taxonomy Code: 171M00000X

State License WA 86276043

A person who provides case management services and assists an individual in gaining access to needed medical, social, educational, and/or other services. The person has the ability to provide an assessment and review of completed plan of care on a periodic basis. This person is also able to take collaborative action to coordinate the services with other providers and monitor the enrollee's progress toward the cost-effective achievement of objectives specified in the plan of care. Credentials may vary from an experience in the fields of psychology, social work, rehabilitation, nursing or a closely related human service field, to a related Assoc of Arts Degree or to nursing credentials. Some states may require certification in case management.

Hospital & Practice Group Affiliations

Yakima Valley Farm Workers Clinic

510 W 1st Ave, Toppenish, WA 989481564

Phone: 5098655600

Yakima Neighborhood Health Services

12 S 8th St, Yakima, WA 989013020

Yakima Neighborhood Health Services

12 S 8th St, Yakima, WA 989013020

Phone: 5094544143

Secondary Practice Locations

617 Scoon Rd

Sunnyside, WA 989441031

Phone: 5098378200

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Maria-Elena Mendoza , LICSW

Social Worker - Clinical

NPI 1003329665

Licensed Independent Clinical Social Worker

Mary Franz , RN

Registered Nurse

NPI 1003332149

Registered Nurse

Ashleigh Gaskell , RN

Registered Nurse

NPI 1003340936

Registered Nurse

Thomas Davidson , CDP

Counselor - Addiction (Substance Use Disorder)

NPI 1003382409
Diana Godinez

Registered Nurse

NPI 1003488628
NPI 1013669647

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
📍
Updated Practice Location November 06, 2025

Registered at 12 S 8TH ST, YAKIMA, WA 989013020 (Tel: 5094544143)

📍
Updated Business Mailing Address November 06, 2025

Registered at 12 S 8TH ST, YAKIMA, WA 989013020 (Tel: 5094544143)

📍
Updated Business Mailing Address January 19, 2024

Registered at 510 W 1ST AVE, TOPPENISH, WA 989481564 (Tel: 5098655600)

NPI Profile Active January 03, 2024

NPI status registered as active in NPPES database

📍
Updated Practice Location January 03, 2024

Registered at 510 W 1ST AVE, TOPPENISH, WA 989481564 (Tel: 5098655600)

📍
Updated Business Mailing Address January 03, 2024

Registered at 117 WHISKEY DR, GRANDVIEW, WA 989306114 (Tel: 5097599559)

👤
Provider Name / Credentials Updated January 03, 2024

Recorded as MALLORY ISLEY, RD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 03, 2024

Dietitian, Registered (License #86276043 in WA)

🟢
Initial NPI Registration & Enumeration January 03, 2024

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1417727231
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 03, 2024
Last Update: November 06, 2025
Sole Proprietor: No

Mailing Address

12 S 8th St

Yakima, WA 989013020

Phone: 5094544143

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.