Registered Dietitians in Illinois
Data updated monthly · Last refresh October 2026
2,875 Registered Dietitian providers practice in Illinois, including 90 (3%) offering telehealth. The largest concentration is in Chicago. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
2,875providers
90telehealth
Chicagotop city
Registered Dietitian by city in Illinois
Choose a city to see providers there.
Registered Dietitian providers in Illinois
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Mary Zupke, MS, RDN, LDN, FANDGeneva, IL · No drug or device payments recorded (2025) ·
(630) 561-8191 Dr. Natalie Weiss, R.D, L.D.NGeneva, IL · No drug or device payments recorded (2025) ·
(630) 738-0097 Dr. Nicole Knecht, RDGeneva, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 315-1700 Dr. Samantha Michaels, MS, RDGeneva, IL · No drug or device payments recorded (2025) ·
(630) 862-5442 Dr. Tiffany Davis, RD, LDNGeneva, IL · No drug or device payments recorded (2025) ·
(630) 232-7770 Dr. Vasanthi Prabhaker, RDGeneva, IL · No drug or device payments recorded (2025) ·
(630) 315-1700 Dr. Holly Retherford, RDN, LDNGibson City, IL · No drug or device payments recorded (2025) ·
(217) 784-2865 Dr. Katelyn Curry, RDN, LDNGibson City, IL · No drug or device payments recorded (2025) ·
(217) 784-4251 Dr. Kathy Link, MS, RD, LDNGibson City, IL · No drug or device payments recorded (2025) ·
(217) 249-5881 Dr. Sylvia Pomazak, R.D.Gilberts, IL · No drug or device payments recorded (2025) ·
(847) 337-2038 Dr. Kelly Houston, RDN, LDGlen Carbon, IL · No drug or device payments recorded (2025) ·
(618) 368-5071 Dr. Julie Bendix, RDGlencoe, IL · No drug or device payments recorded (2025) ·
(847) 269-6373 Dr. Katisha Nielsen, R.DGlendale Heights, IL · No drug or device payments recorded (2025) ·
(630) 550-2331 Dr. Rebecca Ilic, RD LDNGlendale Heights, IL · No drug or device payments recorded (2025) ·
(630) 545-5655 Dr. Alea Olson, R.D.N.Glen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 984-2200 Dr. Allison GileGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(224) 489-2970 Dr. Amna Haq, RDGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 315-1700 Dr. Becky Majernik, RDGlen Ellyn, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 469-9200 Dr. Catherine Gonzalez, M.S., R.D., L.D.N.,Glen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 846-2556 Dr. Catherine Leman, MA, RD, LDGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 469-6548 Dr. Claire Biga, MS, RDN, LDN, CLCGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(937) 776-6192 Dr. Elisabeth Sparling, RDNGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 410-1378 Dr. Francesca Severyns, RDNGlen Ellyn, IL · No drug or device payments recorded (2025) · Telehealth ·
(630) 730-8456 Dr. Julie Moreschi, MS RDN LDNGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 576-0378 Dr. Kaitlin Valdick, MS, RDNGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 441-5781 Dr. Kelsey EstryGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(331) 215-4105 Dr. Lois Collins, R.D.Glen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 469-9200 Dr. Lu Ann Dwyer Seibert, RN, CDEGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 545-7871 Dr. Marissa Kelley, RD, CDCES, NBC-HWCGlen Ellyn, IL · No drug or device payments recorded (2025) · Telehealth ·
(617) 833-3783 Dr. Nicole Palmieri, MS, RDNGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(512) 693-7045 Dr. Steven ZigantoGlen Ellyn, IL · No drug or device payments recorded (2025) ·
(630) 984-2200 Dr. Amanda Gordon, RD, LDNGlenview, IL · No drug or device payments recorded (2025) ·
(267) 226-7428 Dr. Anita Vandergraaf, RDGlenview, IL · No drug or device payments recorded (2025) ·
(224) 714-9420 Dr. Arleen Temer-wittcoff, CDEGlenview, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 998-5680 Dr. Bridget HagedornGlenview, IL · No drug or device payments recorded (2025) ·
(847) 324-3020 Dr. Brooke Pfest, RDGlenview, IL · No drug or device payments recorded (2025) ·
(847) 657-5665 Dr. Brooke Schantz, MS, RD, LDNGlenview, IL · No drug or device payments recorded (2025) ·
(877) 486-4140 Dr. Christine Komjathy, MS, RD, LDNGlenview, IL · No drug or device payments recorded (2025) ·
(847) 752-0006 Dr. Deanna Cancello, RDNGlenview, IL · No drug or device payments recorded (2025) ·
(647) 686-4444 Dr. Deborah OgnarGlenview, IL · No drug or device payments recorded (2025) ·
(847) 826-0647 Dr. Dominique Maigler, RDN, LDNGlenview, IL · No drug or device payments recorded (2025) ·
(224) 202-0130 Dr. Emmaline Rasmussen, R.D.Glenview, IL · No drug or device payments recorded (2025) ·
(847) 503-3000 Dr. Erum Shaukat, RD, LDNGlenview, IL · No drug or device payments recorded (2025) ·
(847) 486-4140 Dr. Grace Lee, MS, RD, LDNGlenview, IL · No drug or device payments recorded (2025) ·
(847) 503-1193 Dr. Jacqueline King, RDGlenview, IL · No drug or device payments recorded (2025) ·
(847) 729-3438 Dr. Jacqueline Stutsman, MS, RDN, LDNGlenview, IL · No drug or device payments recorded (2025) ·
(847) 752-0006 Dr. Janna Nixon, MS, RDN, LDNGlenview, IL · No drug or device payments recorded (2025) ·
(847) 724-8015 Dr. Jennie Rothner, RDGlenview, IL · No drug or device payments recorded (2025) ·
(847) 486-4140 Dr. Jill EricksonGlenview, IL · No drug or device payments recorded (2025) ·
(773) 343-3363 Dr. Linda Clinton, RD/LDGlenview, IL · No drug or device payments recorded (2025) ·
(847) 724-3607 Common questions
How many Registered Dietitian providers are in Illinois?There are 2,875 Registered Dietitian providers with active NPI records practicing in Illinois, according to federal NPPES data refreshed monthly.
Do Registered Dietitian providers in Illinois offer telehealth?Yes. 90 of the 2,875 Registered Dietitian providers in Illinois (about 3%) report offering telehealth services in CMS data.
Which cities in Illinois have the most Registered Dietitian providers?Chicago (939), Peoria (66), Naperville (61) have the highest concentration of Registered Dietitian providers in Illinois.
How many Registered Dietitian providers in Illinois received drug or device company payments?1 of 2,875 Registered Dietitian providers in Illinois (0%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Which hospitals do Registered Dietitians in Illinois work at?According to CMS facility affiliation records, the Illinois hospitals where the most Registered Dietitians hold privileges are Rush University Medical Center in Chicago; Northshore University Healthsystem - Evanston Hospital in Evanston; Loyola University Medical Center in Maywood.
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