ICD-10-CM > H60-H95 > H60-H62 > H62 > H62.4 H62.4 Otitis externa in other diseases classified elsewhere Non-Billable/Non-Specific Code First underlying disease, such as:erysipelas (A46)impetigo (L01.0-) Type 1 Excludes otitis externa (in):candidiasis (B37.84)herpes viral [herpes simplex] (B00.1)herpes zoster (B02.8) Codes H62.40Otitis externa in other diseases classified elsewhere, unspecified earH62.41Otitis externa in other diseases classified elsewhere, right earH62.42Otitis externa in other diseases classified elsewhere, left earH62.43Otitis externa in other diseases classified elsewhere, bilateral