8 Medical Toxicology (Emergency Medicine) providers practice in Illinois. 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.
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From CMS Medicare enrollment records covering 4 of the 8 providers listed here (50%). Providers who do not bill Medicare are not included in these figures.
| Group (as registered with Medicare) | Medical Toxicologists (Emergency Medicine) | All clinicians in group | Main city |
| The Board of Trustees of the University of Illinois | 2 | 1,134 | Chicago |
| Hospital | City | Ownership | CMS star rating | Medical Toxicologists (Emergency Medicine) affiliated |
| University of Illinois Hospital and Clinics | Chicago | Government | 4 of 5 | 2 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
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.
There are 8 Medical Toxicology (Emergency Medicine) providers with active NPI records practicing in Illinois, according to federal NPPES data refreshed monthly.
Chicago (5), Glenview (1), Rolling Meadows (1) have the highest concentration of Medical Toxicology (Emergency Medicine) providers in Illinois.
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.
According to CMS facility affiliation records, the Illinois hospitals where the most Medical Toxicologists (Emergency Medicine) hold privileges are University of Illinois Hospital and Clinics in Chicago.
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