| Z16.30 | Resistance to unspecified antimicrobial drugs | BILLABLE CODE |
| Z16.31 | Resistance to antiparasitic drug(s) | BILLABLE CODE |
| Z16.32 | Resistance to antifungal drug(s) | BILLABLE CODE |
| Z16.33 | Resistance to antiviral drug(s) | BILLABLE CODE |
| Z16.34 | Resistance to antimycobacterial drug(s) | NON-BILLABLE CODE |
| Z16.341 | Resistance to single antimycobacterial drug | BILLABLE CODE |
| Z16.342 | Resistance to multiple antimycobacterial drugs | BILLABLE CODE |
| Z16.35 | Resistance to multiple antimicrobial drugs | BILLABLE CODE |
| Z16.39 | Resistance to other specified antimicrobial drug | BILLABLE CODE |
