K21.00
BillableGastro-esophageal reflux disease with esophagitis, without bleeding
K21.00 is the ICD-10-CM code for Gastro-esophageal reflux disease with esophagitis, without bleeding. It is a billable, specific code valid for reimbursement.
K00-K95 Diseases of the digestive system
What this means — in plain language
MedlinePlus · NIHWhat is eosinophilic esophagitis (EoE)? Eosinophilic esophagitis (EoE) is a chronic disease of the esophagus. Your esophagus is the muscular tube that carries food and liquids from your mouth to the stomach. If you have EoE, white blood cells called eosinophils build up in your esophagus. This causes damage and inflammation, which can cause pain, trouble swallowing , and food getting stuck in your throat. EoE is…
Read more about Eosinophilic Esophagitis at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Reflux esophagitis
Medications indicated for this condition
FDA labeling- Pantoprazole›
- Esomeprazole›
- Sodium BicarbonateProton Pump Inhibitor [EPC]›
- FamotidineHistamine-2 Receptor Antagonist [EPC]›
- Rabeprazole›
- LansoprazoleProton Pump Inhibitor [EPC]›
- OmeprazoleProton Pump Inhibitor [EPC]›
- DexlansoprazoleProton Pump Inhibitor [EPC]›
- Ranitidine›
- CimetidineHistamine-2 Receptor Antagonist [EPC]›
- Esomeprazole Magnesium Delayed Release Capsules›
- Omeprazole/sodiium BicarbonateProton Pump Inhibitor [EPC]›
Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.
Conditions mapped to this code
MedlinePlus · NIHPlain-language health-topic references grounded in MedlinePlus (NIH/NLM).
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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