K20.0
BillableEosinophilic esophagitis
This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).
What This Code Means
Inflammation of the esophagus caused by an abnormal buildup of eosinophils, a type of white blood cell, often triggered by allergies or food sensitivities.
Coding Tips
- •This is a specific diagnosis requiring documented eosinophil infiltration; do not use for general esophagitis without eosinophilic confirmation
- •May be associated with allergic conditions; consider querying for related allergy diagnoses