Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SAU YU CHEN RDN, LDN
NPI 1306532213
Dietitian, Registered in Chicago, IL

Q: What is Sau Yu Chen's NPI number?

The NPI number for Sau Yu Chen is 1306532213. It was assigned to this individual provider in the NPPES registry on April 13, 2023.

Q: What is Sau Yu Chen's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Q: When was this NPI record last updated?

The NPPES record for Sau Yu Chen was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 45 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 13, 2023

2740 W FOSTER AVE STE 412, CHICAGO, IL 60625(773) 847-8200 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 6, 2026, Apr 13, 2023 (2 updates tracked since 2023).

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About Sau Yu Chen Rdn, Ldn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SAU YU CHEN RDN, LDN (NPI 1306532213) is an individual dietitian, registered in Chicago, Illinois, licensed in (86154697) and active in the NPI registry since April 2023. She maintains a secondary practice location in Northbrook.

NPPES Registry Identity

NPI1306532213

Entity TypeIndividualFemale

Primary Taxonomy133V00000X

Provider Legal NameSAU YU CHENCredential: RDN, LDN

Location Address2740 W FOSTER AVE STE 412Chicago, IL 60625-3532

Mailing Address2650 Ridge Ave # 1223Evanston, IL 60201-1700

Phone(773) 847-8200

Sole ProprietorNo

Enumeration DateApril 13, 2023

Last NPPES UpdateJuly 6, 20262 updates tracked since enumeration

NPPES CertifiedJuly 6, 2026

✔ NPI 1306532213 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers

Taxonomy Code133V00000X

License✔ Licensed · 86154697

Definition

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.

2740 W FOSTER AVE STE 412, Chicago, IL 60625

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Secondary Practice Location 1

Location 140 Skokie Blvd Ste 510Northbrook, IL 60062-1601 · Phone (866) 729-1012 ext. 1317

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ISAAC OBENZINGER LCSW

Social Worker (Clinical)