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Gastroenterology in Downers Grove, Illinois

Data updated monthly · Last refresh September 2026

6 Gastroenterology providers practice in Downers Grove. Listings are drawn from federal public records and are not endorsements.

Gastroenterology providers in Downers Grove

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. Anshuman Chawla, M.D.
Downers Grove, IL · $13,082 in drug and device payments (2025) · Telehealth · (630) 434-9312
Dr. David Gerard, M.D.
Downers Grove, IL · $488 in drug and device payments (2025) · (630) 969-1167
Dr. James Clark, M.D.
Downers Grove, IL · $1,160 in drug and device payments (2025) · Telehealth · (630) 434-9312
Dr. John Holden, MD
Downers Grove, IL · No drug or device payments recorded (2025) · (630) 969-1167
Dr. Manfred Raiser, M.D.
Downers Grove, IL · No drug or device payments recorded (2025) · (630) 969-1167
Dr. Rockford Yapp, M.D., M.P.H.
Downers Grove, IL · $159,498 in drug and device payments (2025) · Telehealth · (630) 434-9312

Conditions Gastroenterology providers in Downers Grove, Illinois commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Gastroenterology providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Gastroenterology providers are in Downers Grove, Illinois?

There are 6 Gastroenterology providers with active NPI records practicing in Downers Grove, according to federal NPPES data refreshed monthly.

What conditions do Gastroenterology providers in Downers Grove treat?

Gastroenterology providers in Downers Grove commonly treat acid reflux, IBS, Crohn disease, ulcerative colitis, celiac disease and related conditions. Individual practices vary, so confirm with the provider before booking.

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 Downers Grove Gastroenterology 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.