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Dr. Alonzo D. Williams, Sr., M.D.

Dr. Williams is a native of West Helena and has earned degrees from Arkansas State University and the University of Arkansas for Medical Sciences, where he is now a clinical instructor. He also has served as the Medical Director for the Arkansas Diagnostic Center for more than 25 years. During that time, Dr. Williams has been diligent in pursing the latest gastroenterology research and techniques in order to ensure excellent care for every patient. He serves as a gastroenterology consultant for hospitals throughout Little Rock and is a member of a number of prominent professional organizations, and a former member of the Arkansas State Medical Board.


Dr. Stephen A. Ziller, III, M.D.

Dr. Ziller graduated from the University of Cincinnati in Cincinnati, Ohio, and completed his GI fellowship training at the University of Arkansas for Medical Sciences. Dr. Ziller is board certified in Internal Medicine and Gastroenterology.
Dr. Ziller is now accepting new patients, call to schedule your appointment today at 501-227-7688.

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