K21.0Non-billable
Gastro-esophageal reflux disease with esophagitis
Coding Guidance
K21.0 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail. See Related Codes to drill down to more specific billable codes for appropriate reimbursement.
Referenced in Diagnoses
Conditions that use this ICD-10 code in their documentation
Gastroesophageal Reflux Disease (GERD)
Erosive Esophagitis
Esophageal Disorders
Esophagitis
Esophagogastritis
Gastroesophageal Reflux Disease
Gastroesophageal Reflux Disease
Gastroesophageal Reflux Disease with Hiatal Hernia
Hiatal Hernia with Gastroesophageal Reflux Disease
Stricture and Stenosis of Esophagus
Additional Information from Parent Codes
The following information may apply to this code from its parent codes in the ICD-10 hierarchy. This information is important for proper coding and classification.
Parent Codes Referenced:
Excludes2
8 items
Excludes2
From K00-K95:
- •certain conditions originating in the perinatal period (P04-P96)
- •certain infectious and parasitic diseases (A00-B99)
- •
- •congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- •endocrine, nutritional and metabolic diseases (E00-E88)
- •injury, poisoning and certain other consequences of external causes (S00-T88)
- •neoplasms (C00-D49)
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)