Preauricular sinus infection icd 10 July 8, 2019 16 32 64 128 Preauricular sinus tract infection icd 10 Icd 10 code for preauricular sinus infection Auricular sinus icd 10 Preauricular sinus icd 10 Icd 10 code for preauricular sinus Right preauricular sinus icd 10