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Emergency Medicine Doctors in Illinois

Data updated monthly · Last refresh October 2026

3,297 Emergency Medicine providers practice in Illinois, including 45 (1%) 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.

3,297providers
45telehealth
Chicagotop city

Emergency Medicine by city in Illinois

Choose a city to see providers there.

Emergency Medicine in Chicago1,308 providers
Emergency Medicine in Oak Lawn162 providers
Emergency Medicine in Peoria138 providers
Emergency Medicine in Springfield127 providers
Emergency Medicine in Evanston99 providers
Emergency Medicine in Maywood73 providers
Emergency Medicine in Urbana64 providers
Emergency Medicine in Naperville59 providers
Emergency Medicine in Olympia Fields58 providers
Emergency Medicine in Rockford57 providers
Emergency Medicine in Elmhurst43 providers
Emergency Medicine in Park Ridge42 providers
Emergency Medicine in Carbondale38 providers
Emergency Medicine in Elgin34 providers
Emergency Medicine in Hazel Crest32 providers
Emergency Medicine in Mchenry30 providers
Emergency Medicine in Joliet28 providers
Emergency Medicine in Oak Park28 providers
Emergency Medicine in Greenville26 providers
Emergency Medicine in Arlington Heights23 providers
Emergency Medicine in Chicago Heights23 providers
Emergency Medicine in Decatur23 providers
Emergency Medicine in Aurora22 providers
Emergency Medicine in Downers Grove22 providers

Emergency Medicine 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. Jennifer Smith, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 234-2120
Dr. Kathryn Clayton
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. Kevin Corrigan
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. Maria Galanos
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. Maurice Dale
O Fallon, IL · No drug or device payments recorded (2025) · (618) 234-2120
Dr. Michael Vanantwerp, MD
O Fallon, IL · No drug or device payments recorded (2025) · (888) 577-6337
Dr. Salvador Chavez
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. Scott Roustio, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-0091
Dr. Vicky Hwang, MD
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. Victor Sun
O Fallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. Jae Yang, M.D.
O'fallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. Ahmed Nadeem, DO
Ofallon, IL · No drug or device payments recorded (2025) · (618) 624-3368
Dr. Antonio Rodriguez
Olney, IL · No drug or device payments recorded (2025) · (618) 395-7340
Dr. Dirk Rosenberg
Olney, IL · No drug or device payments recorded (2025) · (618) 395-7340
Dr. Afshan Ahmed, D.O.
Olympia Fields, IL · $130 in drug and device payments (2025) · (708) 747-4000
Dr. Alexis Borrelli, DO
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Anthony Nguyen, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. April Brill, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Bartosz Leszczynski, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Brandon Wisinski, D.O., M.B.A., M.S.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Brett Hapeman, DO
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Brian Haag, M.D.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Carl Leonhardt, DO
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Catherine Sternberg
Olympia Fields, IL · $307 in drug and device payments (2025) · (708) 747-4000
Dr. Christian Yasmine
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Christina Deangelis, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Christine Patte, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Christopher Colbert, DO
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 744-4000
Dr. Cody Krueger
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Collin Greer, MD
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Daniel Williams
Olympia Fields, IL · No drug or device payments recorded (2025) · (800) 458-6253
Dr. Erick Tiemens
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Erik Allison, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Erin Rigert
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Ernest Waintraub, M.D.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Hunter Ellard, DO
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Jamie Koopman, MD
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Jay Symowicz, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Jennifer Lema, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Joanna Jackson, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Joseph Capannari
Olympia Fields, IL · $26 in drug and device payments (2025) · (708) 747-4000
Dr. Laura Musyoka, DO
Olympia Fields, IL · $32 in drug and device payments (2025) · (708) 747-4000
Dr. Lisa Mussman
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Marek Banas, DO
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Martha Kelley, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Matt Hazelrigg, MD
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Matthew Keeler, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Megan Contreras, MD
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Michael Siap, D.O.
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000
Dr. Monica Ankola, DO
Olympia Fields, IL · No drug or device payments recorded (2025) · (708) 747-4000

Common questions

How many Emergency Medicine providers are in Illinois?

There are 3,297 Emergency Medicine providers with active NPI records practicing in Illinois, according to federal NPPES data refreshed monthly.

Do Emergency Medicine providers in Illinois offer telehealth?

Yes. 45 of the 3,297 Emergency Medicine providers in Illinois (about 1%) report offering telehealth services in CMS data.

Which cities in Illinois have the most Emergency Medicine providers?

Chicago (1,308), Oak Lawn (162), Peoria (138) have the highest concentration of Emergency Medicine providers in Illinois.

How many Emergency Medicine providers in Illinois received drug or device company payments?

364 of 3,297 Emergency Medicine providers in Illinois (11%) 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.

Do most Emergency Medicine Doctors in Illinois work in independent practices or large health systems?

Among 1,379 Emergency Medicine Doctors in Illinois enrolled in Medicare, 5% bill through a solo or small practice with fewer than 10 clinicians, 27% through a mid-size group of 10 to 99, and 68% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Emergency Medicine Doctors in Illinois work at?

According to CMS facility affiliation records, the Illinois hospitals where the most Emergency Medicine Doctors hold privileges are Northwestern Memorial Hospital in Chicago; Memorial Medical Center in Springfield; Loyola University Medical Center in Maywood.

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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. Are you a Emergency Medicine in Illinois? Get featured.