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Portrait of James Clark, MD. Gastroenterologist at Digestive Health Services, a division of GI Partners of Illinois

James Clark, M.D.

Medical school

University of Illinois College of Medicine

Residency

Rush-Presbyterian-St. Luke’s Medical Center

Fellowship

Rush-Presbyterian-St. Luke’s Medical Center

Board Certification

American Board of Internal Medicine – Gastroenterology

Languages Spoken

English

Dr. James Clark attended the University of Illinois College of Medicine and then completed his subspecialty training by completing a fellowship in Gastroenterology and Hepatology at Rush-Presbyterian-St. Luke’s Medical Center. Following his fellowship, he became a faculty member at Rush Medical College, where he was actively involved in teaching medical students, residents, and GI fellows. Dr. Clark was recognized by Advocate Physician Partners (APP) as an Exemplary Physician. He received his board certification in Gastroenterology from the American Board of Internal Medicine. While Dr. Clark treats all types of gastrointestinal conditions and disorders, he takes special interest in GERD, Dysphagia, Barrett’s Esophagus, H. Pylori, Liver Conditions, IBS, IBD (Ulcerative Colitis and Crohn’s Disease), GI Cancers, Upper Gastrointestinal Endoscopy (EGD), Video Capsule Endoscopy, Colonoscopy and Flexible Sigmoidoscopy, Esophageal Motility (Manometry) and PH Testing, and Diagnostic tissue sampling and Infrared Coagulation of Hemorrhoids.

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Care Philosophy

Digestive concerns can be deeply personal. That’s why I prioritize trust, clear communication, and expert care to ensure my patients feel heard, respected, and confident in their health journey.

Clinical Interests

GERD, Dysphagia, Barrett’s Esophagus, H. Pylori, Liver Conditions, IBS, IBD (Ulcerative Colitis and Crohn’s Disease), GI Cancers, Upper Gastrointestinal Endoscopy (EGD) , Video Capsule Endoscopy, Colonoscopy and Flexible Sigmoidoscopy, Esophageal Motility (Manometry) and PH Testing, Diagnostic tissue sampling of the Gastrointestinal, Hepatic and Biliary Systems, Infrared Coagulation of Internal Hemorrhoids

Office Locations

Digestive Health Services logo, a division of GI Partners of Illinois

Better GI Health | Digestive Health Services – Downers Grove

For over 60 years, Digestive Health Services has been a trusted provider of comprehensive gastrointestinal care in Downers Grove. Their team of four board-certified gastroenterologists brings extensive experience, having performed over 60,000 procedures. Patients benefit from state-of-the-art diagnostic technology and personalized treatment plans for a wide range of digestive conditions, including GERD, IBS, Crohn’s disease, and colon cancer screening. Recognized nationally and affiliated with top hospitals like Advocate Good Samaritan, Digestive Health Services combines clinical excellence with compassionate care, making them a valuable partner in delivering expert GI health services.
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