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Emergency Medicine in Alton, Illinois

Data updated monthly · Last refresh September 2026

14 Emergency Medicine providers practice in Alton. Listings are drawn from federal public records and are not endorsements.

Emergency Medicine providers in Alton

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. Alan Johnson, M.D.
Alton, IL · No drug or device payments recorded (2025) · (618) 463-7311
Dr. Alexander Zozula, MD
Alton, 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, FACEP
Alton, IL · No drug or device payments recorded (2025) · (217) 464-2966
Dr. David Burnside, M.D., MBA
Alton, 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, MD
Alton, 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., FACEP
Alton, 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, MD
Alton, IL · No drug or device payments recorded (2025) · (618) 463-7311

Common questions

How many Emergency Medicine providers are in Alton, Illinois?

There are 14 Emergency Medicine providers with active NPI records practicing in Alton, 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 Alton Emergency Medicine 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.