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Nutritionist in Northfield, Illinois

Data updated monthly · Last refresh September 2026

1 Nutritionist providers practice in Northfield. Listings are drawn from federal public records and are not endorsements.

Nutritionist providers in Northfield

Listed alphabetically. 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. Deborah Sobel, LDN, CNS
Northfield, IL · No drug or device payments recorded (2025) · (847) 420-3879

Common questions

How many Nutritionist providers are in Northfield, Illinois?

There are 1 Nutritionist providers with active NPI records practicing in Northfield, according to federal NPPES data refreshed monthly.

Where does this data come from?

Provider records 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.

All specialties in Northfield Nutritionist across Illinois

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.