Patients can Trust Over 100 Years Experience

Specialists in Gastroenterology is a well-established G.I. group located in an unique modern facility in Saint Louis, Missouri. This single-specialty medical group provides sensitive, reliable patient care to patients with gastrointestinal illnesses. The group diagnoses and treats challenging clinical G.I. problems and has expertise in diagnostic and therapeutic endoscopy procedures of the gastrointestinal tract. SIG emphasizes the use of innovative new technology coupled with compassionate patient care. Patients can trust the 100 years of combined clinical expertise and their passion for practicing medicine. SIG is actively engaged in clinical research and teaching at Washington University and Barnes-Jewish Hospital.


From left to right: Erik Thyssen, M.D., Janet Todorczuk, M.D., Leonard Weinstock, M.D., Aman Singh, M.D., David Van Hoornbeek, PA-C, Nancy Braddock, PA-C, Steven Fern, D.O.

From left to right: Erik Thyssen, M.D., Janet Todorczuk, M.D., Leonard Weinstock, M.D., Aman Singh, M.D., David Van Hoornbeek, PA-C, Nancy Braddock, PA-C, Steven Fern, D.O.

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