| A49 | Bacterial infection of unspecified site | NON-BILLABLE CODE |
| A49.0 | Staphylococcal infection, unspecified site | NON-BILLABLE CODE |
| A49.01 | Methicillin susceptible Staphylococcus aureus infection, unspecified site | BILLABLE CODE |
| A49.02 | Methicillin resistant Staphylococcus aureus infection, unspecified site | BILLABLE CODE |
| A49.1 | Streptococcal infection, unspecified site | BILLABLE CODE |
| A49.2 | Hemophilus influenzae infection, unspecified site | BILLABLE CODE |
| A49.3 | Mycoplasma infection, unspecified site | BILLABLE CODE |
| A49.9 | Bacterial infection, unspecified | BILLABLE CODE |
