ICD Code K20.90

ICD code K20.90 is esophagitis, unspecified, without bleeding.

1. Presence of inflammation in the esophagus confirmed by clinical evaluation or diagnostic testing

2. Absence of specific etiology identified for the esophagitis (e.g., not attributed to reflux, infection, or medication)

3. No evidence of gastrointestinal bleeding (e.g., no hematemesis, melena, or positive fecal occult blood test)

4. Symptoms may include dysphagia (difficulty swallowing), odynophagia (painful swallowing), retrosternal chest pain, or heartburn

5. Endoscopic or histologic findings consistent with esophagitis, but without features indicating a specific cause or bleeding

Relevant CPT codes that may be used to treat ICD code K20.90 include:

- 43235 Esophagogastroduodenoscopy (EGD) diagnostic, with or without collection of specimen(s) by brushing or washing

- 43239 EGD with biopsy, single or multiple

- 43249 EGD with balloon dilation

- 43250 EGD with removal of foreign body

- 43251 EGD with removal of tumor(s), polyp(s), or other lesion(s) by snare technique

- 91010 Esophageal motility study

- 91035 Esophagogastric junction study, e.g., for reflux testing

These CPT codes are commonly associated with the evaluation and management of K20.90.

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