| Z22 | Carrier of infectious disease | NON-BILLABLE CODE |
| Z22.0 | Carrier of typhoid | BILLABLE CODE |
| Z22.1 | Carrier of other intestinal infectious diseases | BILLABLE CODE |
| Z22.2 | Carrier of diphtheria | BILLABLE CODE |
| Z22.3 | Carrier of other specified bacterial diseases | NON-BILLABLE CODE |
| Z22.31 | Carrier of bacterial disease due to meningococci | BILLABLE CODE |
| Z22.32 | Carrier of bacterial disease due to staphylococci | NON-BILLABLE CODE |
| Z22.321 | Carrier or suspected carrier of Methicillin susceptible Staphylococcus aureus | BILLABLE CODE |
| Z22.322 | Carrier or suspected carrier of Methicillin resistant Staphylococcus aureus | BILLABLE CODE |
| Z22.33 | Carrier of bacterial disease due to streptococci | NON-BILLABLE CODE |
| Z22.330 | Carrier of Group B streptococcus | BILLABLE CODE |
| Z22.338 | Carrier of other streptococcus | BILLABLE CODE |
| Z22.34 | Carrier of Acinetobacter baumannii | NON-BILLABLE CODE |
| Z22.340 | Carrier of carbapenem-resistant Acinetobacter baumannii | BILLABLE CODE |
| Z22.341 | Carrier of carbapenem-sensitive Acinetobacter baumannii | BILLABLE CODE |
| Z22.349 | Carrier of Acinetobacter baumannii, unspecified | BILLABLE CODE |
| Z22.35 | Carrier of Enterobacterales | NON-BILLABLE CODE |
| Z22.350 | Carrier of carbapenem-resistant Enterobacterales | BILLABLE CODE |
| Z22.358 | Carrier of other Enterobacterales | BILLABLE CODE |
| Z22.359 | Carrier of Enterobacterales, unspecified | BILLABLE CODE |
| Z22.39 | Carrier of other specified bacterial diseases | BILLABLE CODE |
| Z22.6 | Carrier of human T-lymphotropic virus type-1 [HTLV-1] infection | BILLABLE CODE |
| Z22.7 | Latent tuberculosis | BILLABLE CODE |
| Z22.8 | Carrier of other infectious diseases | BILLABLE CODE |
| Z22.9 | Carrier of infectious disease, unspecified | BILLABLE CODE |
