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Portrait of Chad Spangler, MD. Gastroenterologist at Gastroenterology and Internal Medicine Specialists, a division of GI Partners of Illinois

Chad Spangler, M.D.

Medical school

Rush University, MD

Residency

Rush Medical College, Internal Medicine

Fellowship

Dartmouth-Hitchcock Medical Center

Board Certification

American Board of Internal Medicine – Gastroenterology

Languages Spoken

English

Dr. Chad Spangler believes in open and honest communication with his patients. He treats them as partners in their care, working together to improve their health and well-being.

He earned his medical degree from the University of Illinois at Urbana-Champaign. After that, he completed his residency at Rush University Medical Center in Chicago. During his time there, he was named Chief Resident, showing strong leadership and dedication. He then joined the Gastroenterology Fellowship at Rush, followed by an Advanced Endoscopy Fellowship at Dartmouth-Hitchcock Medical Center in New Hampshire.

Dr. Spangler has practiced gastroenterology for over 10 years. He focuses on treating complex digestive conditions, especially pancreatic and bile duct disorders, inflammatory bowel disease (IBD), and Barrett’s Esophagus. He also has expertise in colorectal cancer screening and polyp removal (polypectomy).

Currently, Dr. Spangler is a member of the Credentials Committee at Advocate Good Shepherd Hospital, where he helps maintain high clinical standards and ensure quality patient care.

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Care Philosophy

My focus for all patients is ensuring transparency in our discussions and treating patients as partners to reach the betterment of their health.

Clinical Interests

Disorders of pancreas/bile ducts, IBD,Barrett’s esophagus,IBD,General Gastroenterology,ERCP,Colorectal cancer screening/polypectomy

Office Locations

Better GI Care Starts Here | Gastroenterology & Internal Medicine Specialists

Gastroenterology & Internal Medicine Specialists (GAIMS) is a dedicated gastroenterology and hepatology practice with offices in Lake Barrington and Crystal Lake. Their team of eight board-certified physicians and three nurse practitioners offers comprehensive care for a wide range of digestive health conditions, including GERD, IBD, liver disease, and colorectal cancer screening. Patients benefit from state-of-the-art diagnostic technology and personalized treatment plans. GAIMS is affiliated with Advocate Good Shepherd Hospital, Northwestern Huntley Hospital, and Algonquin Road Surgery Center, ensuring seamless access to advanced procedures and coordinated care. As a division of GI Partners of Illinois, GAIMS combines clinical excellence with compassionate care, making it a trusted choice for digestive health services in the region.
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Better GI Care Starts Here | Gastroenterology & Internal Medicine Specialists

Gastroenterology & Internal Medicine Specialists (GAIMS) is a dedicated gastroenterology and hepatology practice with offices in Lake Barrington and Crystal Lake. Their team of eight board-certified physicians and three nurse practitioners offers comprehensive care for a wide range of digestive health conditions, including GERD, IBD, liver disease, and colorectal cancer screening. Patients benefit from state-of-the-art diagnostic technology and personalized treatment plans. GAIMS is affiliated with Advocate Good Shepherd Hospital, Northwestern Huntley Hospital, and Algonquin Road Surgery Center, ensuring seamless access to advanced procedures and coordinated care. As a division of GI Partners of Illinois, GAIMS combines clinical excellence with compassionate care, making them a trusted choice for digestive health services in the region.
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