| O98.51 | Other viral diseases complicating pregnancy | NON-BILLABLE CODE |
| O98.511 | Other viral diseases complicating pregnancy, first trimester | BILLABLE CODE |
| O98.512 | Other viral diseases complicating pregnancy, second trimester | BILLABLE CODE |
| O98.513 | Other viral diseases complicating pregnancy, third trimester | BILLABLE CODE |
| O98.519 | Other viral diseases complicating pregnancy, unspecified trimester | BILLABLE CODE |
| O98.52 | Other viral diseases complicating childbirth | BILLABLE CODE |
| O98.53 | Other viral diseases complicating the puerperium | BILLABLE CODE |
