Based in Wausau, Wis., Gastrointestinal Associates specializes in the discipline of gastroenterology in northern and central Wisconsin. It offers services in celiac disease, pediatrics, liver problems, irritable and inflammatory bowel syndrome, anatomy of digestive systems as well as general and others. Gastrointestinal Associates practices in the areas of endoscopic ultrasound biopsy, therapeutic interventions, therapeutic pancreaticobiliary endoscopy, capsule endoscopy, manometry and pH monitoring. It is honored as one of the Nation's Elite for quality, safety and leading gastrointestinal medical society. Gastrointestinal Associates is Medicare certified.