K21.0 Gastro-esophageal reflux disease with esophagitis

Non-billable header with 2 child codes.

Applies from K21 Gastro-esophageal reflux disease

Excludes1 (never code together)

• newborn esophageal reflux (P78.83)

Codes under K21.0

• K21.00 Gastro-esophageal reflux disease with esophagitis, without bleeding
• K21.01 Gastro-esophageal reflux disease with esophagitis, with bleeding

Approximate ICD-9-CM (GEMs)

• 530.11 Reflux esophagitis

Code annotations containing back-references to K21.0

Back-references to K21.0

• Type 1 Excludes: K20 Esophagitis ("esophagitis with gastro-esophageal reflux disease (K21.0-)")
• Type 1 Excludes: K20 Esophagitis ("reflux esophagitis (K21.0-)")

Back-references to K21

• Code Also: R63.31 Pediatric feeding disorder, acute ("gastro-esophageal reflux disease (K21.-)")
• Code Also: R63.32 Pediatric feeding disorder, chronic ("gastro-esophageal reflux disease (K21.-)")

Nearby codes

• K21 Gastro-esophageal reflux disease
• K21.0 Gastro-esophageal reflux disease with esophagitis (this code)
• K21.00 Gastro-esophageal reflux disease with esophagitis, without bleeding
• K21.01 Gastro-esophageal reflux disease with esophagitis, with bleeding
• K21.9 Gastro-esophageal reflux disease without esophagitis