Basics of ICD 10 code for GERD

Gastroesophageal reflux disease (GERD) is a chronic digestive disease, which happens when a muscle at the end of the esophagus does not close. It occurs when the stomach content flows back into the food pipe(esophagus). This reverse flow causes reflux, that irritates the lining of your esophagus and hence causes GERD. Upper GI (gastrointestinal) procedures (74240-74250) are the common procedures performed in when the patient comes with symptoms of GERD diagnosis. The ICD 10 code for GERD, K21.9, is the most commonly coded a primary diagnosis for these procedures. We will learn more about the sign and symptoms for ICD 10 code for GERD.

Killer tips for ICD 10 code for GERD

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Symptoms for ICD 10 code for GERD

The most common symptom, which I have come across while coding is heartburn (R12) or dysphagia (R13.10).We have main other sign and symptoms for GERD ICD 10 codes which you find it below.

Sign and Symptoms for GERD

  • frequent heartburn
  • chest pain
  • regurgitation of partially digested food into the back of your throat
  • trouble swallowing (dysphagia)
  • coughing
  • sore throat
  • hoarseness

Commonly procedures performed for GERD


Barium Swallow (74220)

Modified Barium Swallow (74230)

Upper GI series (74240-74250)

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IC9 and ICD 10 code for GERD

In ICD 9 we have used 530.81, for coding GERD. Now, with the use of ICD 10 codes we have to use K21.9, as ICD 10 code for GERD. Hence, be careful if you are following ICD 10 coding guidelines, do use K21.9 code for gastroesophageal reflux (GERD). Below are some the similar ICD 10 codes for GERD, which you can come across.

    K21.0- Gastro-esophageal reflux disease with esophagitis.

    K21.9 -Gastro-esophageal reflux disease without esophagitis.

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Synonyms for ICD 10 code for GERD

  • Gastroesophageal reflux disease
  • Gastroesophageal reflux in child
  • Gastroesophageal reflux in children
  • GERD (gastroesophageal reflux disease)
  • GERD (gastro-esophageal reflux disease) (heartburn)
  • Laryngitis due to gastroesophageal reflux
  • Reflux laryngitis