Category 15: Obtaining additionals' endoscopic biopsies. (NOT; to exceed 6 additonal 'opiosies' for research purposes) during a course of a clinical indicated gastrointestinal endoscopy (lower and upper).
Category 15: Obtaining additional endoscopic biopsies (not to exceed 6 additional biopsies for research purposes) during the course of a clinically indicated gastrointestinal endoscopy (lower and upper).