| A74 | Other diseases caused by chlamydiae | NON-BILLABLE CODE |
| A74.0 | Chlamydial conjunctivitis | BILLABLE CODE |
| A74.8 | Other chlamydial diseases | NON-BILLABLE CODE |
| A74.89 | Other chlamydial diseases | BILLABLE CODE |
| A74.9 | Chlamydial infection, unspecified | BILLABLE CODE |
