ICD-10-CM > H60-H95 > H60-H62 > H60 > H60.5 > H60.53 H60.53 Acute contact otitis externa Non-Billable/Non-Specific Codes H60.531Acute contact otitis externa, right earH60.532Acute contact otitis externa, left earH60.533Acute contact otitis externa, bilateralH60.539Acute contact otitis externa, unspecified ear