NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Korren Eiden, RDN, LDN

Registered Dietitian in Saint Charles, IL · enumerated 2015.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1356729834

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Korren Eiden
Credential RDN, LDN
Sex Female
Practice address 2570 Foxfield Rd Ste 107, Saint Charles, IL, 60174
Phone (847) 868-3435
Fax (847) 859-5885
Enumeration date May 15, 2015
Last updated in NPPES May 15, 2015

Taxonomy & licenses

133V00000X Registered Dietitian Dietary & Nutritional Service Providers · License 164006462 (IL) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Korren Eiden?
The National Provider Identifier (NPI) for Korren Eiden is 1356729834, a Type 1 (individual) record in the CMS NPPES registry.
Where does Korren Eiden practice?
The practice location on file with NPPES is in Saint Charles, IL. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-05-15.