Bacterial respiratory tract infection icd 10 July 8, 2019 16 32 64 128 Bacterial upper respiratory tract infection icd 10 Bacterial lower respiratory tract infection icd 10 Acute bacterial upper respiratory tract infection icd 10 Bacterial upper respiratory infection icd 10 Bacterial tracheitis icd 10 Bacterial pneumonia icd 10 Bacterial pneumonia icd 10 code