Q39.5 Congenital dilatation of esophagus

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis. Exempt from present-on-admission (POA) reporting.

Applicable to

• Congenital cardiospasm

MS-DRG index

Defines the logic of DRG(s) 368-370 in MDC 06.

Approximate ICD-9-CM (GEMs)

• 750.4 Other specified anomalies of esophagus (approximate)
• 750.7 Other specified anomalies of stomach (approximate)

Code annotations containing back-references to Q39.5

Back-references to Q39.5

• Type 1 Excludes: K22.0 Achalasia of cardia ("congenital cardiospasm (Q39.5)")

Diagnosis Index entries for Q39.5

• Achalasia (cardia) (esophagus) › congenital
• Cardiospasm (esophagus) (reflex) (stomach) › congenital
• Cardiospasm (esophagus) (reflex) (stomach) › congenital › with megaesophagus
• Dilatation › esophagus › congenital
• Giant › esophagus, congenital
• Megaesophagus (functional) › congenital
• Megaloesophagus (functional) › congenital

Nearby codes

• Q39.0 Atresia of esophagus without fistula
• Q39.1 Atresia of esophagus with tracheo-esophageal fistula
• Q39.2 Congenital tracheo-esophageal fistula without atresia
• Q39.3 Congenital stenosis and stricture of esophagus
• Q39.4 Esophageal web
• Q39.5 Congenital dilatation of esophagus (this code)
• Q39.6 Congenital diverticulum of esophagus
• Q39.8 Other congenital malformations of esophagus
• Q39.9 Congenital malformation of esophagus, unspecified