Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1821521741 Individual Practitioner Female Practitioner

Sarah Anne Walker , RDN, LD

Dietitian, Registered • Orange, CA

Professional Overview & Biography Verified Profile Summary

Sarah Walker, RDN, LD is a registered healthcare professional specializing in Dietitian, Registered in Orange, CA. Practice services are available at 101 THE CITY DR S RM 1822 under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

101 The City Dr S Rm 1822

Orange, CA 928683201

Telephone 7144567584
Associated Practice Facility / Clinic
🏢 Sodexo Facility NPI 1376099796

Specialty Benchmarks & Practice Insights

Comparative analytics for Dietitian, Registered in Orange, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 30.0 Yrs
State Avg: 15.6 Yrs
Regional Practice Density
47 Specialists

Practicing in Orange, CA (7235 Statewide)

Telehealth Adoption Rate
2.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-02-27
Dietitian, Registered Primary Specialty

NUCC Taxonomy Code: 133V00000X

State License OR LD-D-10266691

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.

Practice Associates & Co-Workers

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

2 Associated Practitioners
Jie Yang , RD

Dietitian, Registered

NPI 1548594112

Registered Dietitian

Jennifer Fix , MPH, RD

Dietitian, Registered

NPI 1760760177

Master of Public Health, Registered Dietitian

Career & Practice History Timeline

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

9 Historical Events
📍
Updated Practice Location February 27, 2026

Registered at 101 THE CITY DR S RM 1822, ORANGE, CA 928683201 (Tel: 7144567584)

📍
Updated Business Mailing Address February 27, 2026

Registered at 16379 E PRESERVE LOOP UNIT 2171, CHINO, CA 917089409 (Tel: 8103979487)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 27, 2026

Dietitian, Registered (License #LD-D-10266691 in OR)

NPI Profile Active April 07, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location April 07, 2017

Registered at 301 HOSPITAL DR, GLEN BURNIE, MD 210615803 (Tel: 4107874379)

📍
Updated Business Mailing Address April 07, 2017

Registered at 8431 EARLY DAWN LN, PASADENA, MD 211221392 (Tel: 8103979487)

👤
Provider Name / Credentials Updated April 07, 2017

Recorded as SARAH WALKER, RDN, LD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 07, 2017

Dietitian, Registered (License #DX3525 in MD)

🟢
Initial NPI Registration & Enumeration April 07, 2017

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Sarah Walker. Be the first to share your experience!

Sign in to leave a review for Sarah Walker

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1821521741
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 07, 2017
Last Update: February 27, 2026
Sole Proprietor: No

Mailing Address

16379 E Preserve Loop Unit 2171

Chino, CA 917089409

Phone: 8103979487

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.