What is Tammy Eichorst's NPI number?

Tammy Eichorst's National Provider Identifier (NPI) is 1376404954, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Tammy Eichorst's specialty?

Tammy Eichorst is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Tammy Eichorst located?

Tammy Eichorst's practice location on file with NPPES is 306 S Stewart Ave, Lombard, IL 60148-2763.

What is Tammy Eichorst's phone number?

The practice phone number listed in the NPPES registry for Tammy Eichorst is (312) 664-3456.

Is Tammy Eichorst's NPI active?

Yes — Tammy Eichorst's NPI (1376404954) is active in the NPPES registry as of the last update on 2025-11-21.

IndividualActive

Tammy Eichorst, RDN

NPI 1376404954 · Registered Dietitian · Lombard, IL

Tammy Eichorst, RDN is a Registered Dietitian provider in Lombard, IL (NPI 1376404954).

Provider details

NPI number: 1376404954
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RDN
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Registered DietitianPrimary133V00000X
Dietary & Nutritional Service Providers

Profile Score

Basic profile(47/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

306 S Stewart Ave

Lombard, IL 60148-2763

Phone: (312) 664-3456

Street-level locationGet directions

More IL providers

Mailing address