Medical Coding

Answer: B - 91110 is the correct code for gastrointestinal tract imaging, intraluminal (capsule endoscopy) of the esophagus through the ileum with interpretation and report.
Code 91040 is incorrect because this code is for esophageal balloon distension provocation study. Code 91111 is incorrect because this is the code for capsule endoscopy of just the esophagus. Code 91112 is incorrect because this is for gastrointestinal transit and pressure measurement of the stomach through the colon.