Nutritionist Providers in Illinois

133N00000X Illinois
226Providers in state
62Organizations
164Individuals
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A directory of 226 health care providers with a business address in Illinois whose primary or secondary taxonomy code is 133N00000X (Nutritionist). You are viewing page 1 of 3, which lists 97 of these providers: 22 organizations and 75 individual providers, of whom 67 are female and 8 are male. On this page, 1 is enrolled in PECOS; 3 accept and 2 may accept Medicare assignment. About taxonomy code 133N00000X ›

Illinois Nutritionist Directory

Showing 97 providers on page 1 of 3, sorted by last name / organization name. Use the bar below to filter the providers on this page.

230 E. OHIO ST, SUITE 410, 1461
Chicago, IL 60611
  • Not in PECOS data
  • Individual · Dietitian, Registered
218 CIDER ST
Bolingbrook, IL 60490
  • Not in PECOS data
  • Accepts Medicare assignment
  • Individual · Nutritionist
No PECOS
1900 TANGLEWOOD DR
Pekin, IL 61554
  • Not in PECOS data
  • Individual · Health and Wellness Coach
No PECOS
7531 S STONY ISLAND AVE
Chicago, IL 60649
  • Not in PECOS data
  • Individual · Dietitian, Registered
No PECOS
8431 S SEELEY AVE
Chicago, IL 60620
  • Not in PECOS data
  • Individual · Nutritionist
1000 N WESTMORELAND RD
Lake Forest, IL 60045
  • Enrolled in PECOS, eligible to order and refer
  • Accepts Medicare assignment
  • Individual · Hospitalist

Frequently Asked Questions

As of the latest NPPES update, 226 providers in Illinois are registered under taxonomy code 133N00000X (Nutritionist). Of these, 62 (27%) are organizations and 164 (73%) are individual providers. Among the individual providers, 143 are female and 21 are male. The full directory spans 3 pages of up to 100 providers each.

Each card shows a PECOS badge based on the CMS Order and Referring dataset. A green PECOS badge means the provider appears in that dataset as eligible to order and refer. Open the provider profile, then verify directly in PECOS before relying on it for claims or credentialing.

The directory is rebuilt from the public NPPES registry, which is refreshed weekly. The NPI data on this page was last updated on July 5, 2026. A provider that recently updated their record may take a short time to appear here.

Provider Composition & Statistics

226Total providers
62Organizations 27%
164Individuals 73%
143Female
21Male
27% Organizations73% Individuals

Among individual providers:

87% F13% M

Counts reflect Illinois. Gender is recorded for individual providers only. Source: NPPES.

Provider data from the National Plan and Provider Enumeration System (NPPES), refreshed weekly. PECOS status from the CMS Medicare Order and Referring dataset. Taxonomy from the NUCC code set, Version 26.0.