| 11355-5 | History of Gastrointestinal system disorders Narrative |
| 11362-1 | History of Gastrointestinal system disorders |
| 11399-3 | Physical findings of Gastrointestinal system Narrative |
| 11430-6 | Physical findings of Gastrointestinal system |
| 28089-1 | Diarrhea (qualitative) |
| 28102-2 | Fecal impaction (qualitative) |
| 28111-3 | Gastrointestinal alteration (qualitative) |
| 28145-1 | Bowel elimination alteration (qualitative) |
| 28146-9 | Bowel incontinence (qualitative) |
| 28154-3 | Colonic constipation (qualitative) |
| 28226-9 | Swallowing impairment (qualitative) |
| 28235-0 | Constipation (qualitative) |
| 28379-6 | Diarrhea (qualitative) |
| 28386-1 | Gas /bloating (qualitative) |
| 28387-9 | Lack of appetite (qualitative) |
| 28388-7 | Loose stools (qualitative) |
| 28391-1 | Nausea (qualitative) |
| 28397-8 | Vomiting (qualitative) |
| 42848-2 | Nausea (qualitative) |
| 79559-1 | Fluid output gastrointestinal drain Measured |
| 79560-9 | Fluid output gastrointestinal ostomy Measured |
| 80259-5 | Gastrointestinal assessment panel |
| 80260-3 | Bowel elimination pattern |
| 80265-2 | Date of last bowel movement |
| 80266-0 | Bowel sounds (auscultation) |
| 80267-8 | Bowel sounds quality (auscultation) |
| 80270-2 | Passing flatus (qualitative) |
| 80273-6 | Gastrointestinal assessment |
| 81224-8 | Vomiting (qualitative) |