ICD-10-CM > J00-J99 > J30-J39 > J34 > J34.8 > J34.82 > J34.821 > J34.8211 J34.8211 External nasal valve collapse, static Billable/Specific Copy Code Copy Description Applicable To Fixed narrowing of the caudal septum, lower lateral cartilage, alar rim and nasal sill