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.
Where Emergency Medicine Doctors in Illinois practice
From CMS Medicare enrollment records covering 1,379 of the 3,297 providers listed here (42%). Providers who do not bill Medicare are not included in these figures.
5%solo or small practice (under 10 clinicians)
27%mid-size group (10 to 99)
68%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Emergency Medicine Doctors | All clinicians in group | Main city |
| Cepamerica Illinois LLP | 262 | 492 | Chicago |
| Northwestern Medical Faculty Foundation | 154 | 4,386 | Chicago |
| Advocate Health and Hospitals Corp.oration | 82 | 3,081 | Oak Lawn |
| Osf Multi-Specialty Group | 74 | 2,123 | Peoria |
| Rush University Medical Group | 59 | 1,521 | Chicago |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Emergency Medicine Doctors affiliated |
| Northwestern Memorial Hospital | Chicago | Nonprofit | 5 of 5 | 76 |
| Memorial Medical Center | Springfield | Nonprofit | 3 of 5 | 46 |
| Loyola University Medical Center | Maywood | Nonprofit | 2 of 5 | 45 |
| Northwestern Medicine Central Dupage Hospital | Winfield | Nonprofit | 5 of 5 | 44 |
| Saint Francis Medical Center | Peoria | Nonprofit | 2 of 5 | 43 |
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.
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. Daryl Wilson, M.D.Addison, IL · No drug or device payments recorded (2025) ·
(630) 527-3645 Dr. Peter Schubel, M.D.Addison, IL · No drug or device payments recorded (2025) ·
(630) 527-3645 Dr. Jeffrey Helwig, MDAlgonquin, IL · No drug or device payments recorded (2025) ·
(847) 458-4754 Dr. Alan Johnson, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. Alexander Zozula, MDAlton, IL · No drug or device payments recorded (2025) ·
(618) 463-7474 Dr. Carol Hurley, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(314) 434-0600 Dr. Ching Hsu, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 465-2571 Dr. Craig Rosenberg, M.D., FACP, FACEPAlton, IL · No drug or device payments recorded (2025) ·
(217) 464-2966 Dr. David Burnside, M.D., MBAAlton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. David Riesenberger, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. Gregory Folkert, MDAlton, IL · No drug or device payments recorded (2025) ·
(618) 465-2571 Dr. James Reid, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. Matthew Duban, M.D., FACEPAlton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. Rodger Hanko, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. Sanit Saengsamran, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. Teya Casner, M.D.Alton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. Thomas Hanson, MDAlton, IL · No drug or device payments recorded (2025) ·
(618) 463-7311 Dr. David OstmanAnna, IL · No drug or device payments recorded (2025) ·
(618) 833-4511 Dr. Joel Vercide, MDAnna, IL · No drug or device payments recorded (2025) ·
(618) 833-4511 Dr. Brian Doane, MDArlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-1000 Dr. Carl Boyar, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 385-5022 Dr. Charles Nozicka, DOArlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-2494 Dr. Courtney Fister, D.O.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Daniel Irving, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. David Tse, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-4000 Dr. Harlan Krinsky, MDArlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-1000 Dr. Jack Wu, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Jennifer Beckemeyer, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-1000 Dr. Jenny Wu, D.O.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-1000 Dr. Jolanta Peckus, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-4000 Dr. Justin Kriezelman, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Justin Yee, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-4000 Dr. Kristen Niedner, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Marcy Zirlin, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) · Telehealth ·
(847) 618-3040 Dr. Matthew Kuhns, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(765) 215-0083 Dr. Michael Casner, MD, MAArlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Michael Donahue, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Olga Sarnov, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-1000 Dr. Patrick Rodriguez, DOArlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Ronald Thomas, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-4025 Dr. Theresa Gandor, M.D.Arlington Heights, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Vincent Sevier, M.D.Arlington Heights, IL · $32 in drug and device payments (2025) ·
(817) 618-3040 Dr. Alan Daar, D.O.Arlington Hts, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Lydia Edokpayi-aluyi, MDArlington Hts, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Richard Keller, M.D.Arlington Hts, IL · No drug or device payments recorded (2025) ·
(847) 618-3040 Dr. Alan RosenbergAurora, IL · No drug or device payments recorded (2025) ·
(630) 978-4810 Dr. Alexander Pong, DOAurora, IL · No drug or device payments recorded (2025) ·
(630) 859-2222 Dr. Brian Pope, DOAurora, IL · No drug or device payments recorded (2025) ·
(866) 426-7539 Dr. Charles Buckley, MDAurora, IL · No drug or device payments recorded (2025) ·
(630) 898-1682 Dr. Christopher Hwang, M.D.Aurora, IL · No drug or device payments recorded (2025) ·
(847) 697-8868 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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