ICD-10-CM > Z00-Z99 > Z40-Z53 > Z46 > Z46.5 Z46.5 Encounter for fitting and adjustment of other gastrointestinal appliance and device Non-Billable/Non-Specific Type 1 Excludes encounter for attention to artificial openings of digestive tract (Z43.1-Z43.4) Codes Z46.51Encounter for fitting and adjustment of gastric lap bandZ46.59Encounter for fitting and adjustment of other gastrointestinal appliance and device