GERD ICD-10-CM Code K21.9: Documentation and Coding Guide
GERD ICD-10-CM Code K21.9: Documentation and Coding Guide Gastroesophageal Reflux Disease (GERD) is a chronic digestive disorder or condition characterized by the repeated backward flow of stomach contents, including acid and non-acidic gastric fluids, into the esophagus (the muscular tube connecting the mouth to the stomach). GERD occurs when the lower esophageal sphincter (LES), a […]
