ICD-10-CM > H60-H95 > H60-H62 > H61 > H61.3 > H61.39 H61.39 Other acquired stenosis of external ear canal Non-Billable/Non-Specific Codes H61.391Other acquired stenosis of right external ear canalH61.392Other acquired stenosis of left external ear canalH61.393Other acquired stenosis of external ear canal, bilateralH61.399Other acquired stenosis of external ear canal, unspecified ear