ICD Code K29.00

ICD code K29.00 is acute gastritis without bleeding, which refers to sudden inflammation of the stomach lining that is not accompanied by any bleeding.

1. Sudden onset of epigastric pain or discomfort

2. Nausea and/or vomiting

3. Loss of appetite

4. Abdominal bloating or distension

5. Absence of gastrointestinal bleeding (no hematemesis or melena)

6. Physical examination findings consistent with gastric inflammation

7. No evidence of chronic gastritis or other underlying gastric pathology

8. Diagnosis confirmed by clinical evaluation, and if performed, endoscopic findings showing acute inflammation of the gastric mucosa without bleeding

Relevant CPT codes that may be used to treat ICD code K29.00 include:

- 99202–99215 (Evaluation and Management services, new or established patient office visits)

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

- 43239 (EGD with biopsy, single or multiple)

- 36415 (Collection of venous blood by venipuncture, if laboratory testing is performed)

- 80048, 80053 (Basic or comprehensive metabolic panel, if indicated)

- 83036 (Hemoglobin A1c, if diabetes screening is warranted)

- 81002, 81003 (Urinalysis, if indicated)

CPT code selection should be based on the specific services rendered for ICD code K29.00.

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