ICD-10-CM > K00-K95 > K20-K31 > K22 > K22.4 K22.4 Dyskinesia of esophagus Billable/Specific Copy Code Copy Description Applicable To Corkscrew esophagusDiffuse esophageal spasmSpasm of esophagus Type 1 Excludes cardiospasm (K22.0)