| O43.81 | Placental infarction | NON-BILLABLE CODE |
| O43.811 | Placental infarction, first trimester | BILLABLE CODE |
| O43.812 | Placental infarction, second trimester | BILLABLE CODE |
| O43.813 | Placental infarction, third trimester | BILLABLE CODE |
| O43.819 | Placental infarction, unspecified trimester | BILLABLE CODE |
| O43.89 | Other placental disorders | NON-BILLABLE CODE |
| O43.891 | Other placental disorders, first trimester | BILLABLE CODE |
| O43.892 | Other placental disorders, second trimester | BILLABLE CODE |
| O43.893 | Other placental disorders, third trimester | BILLABLE CODE |
| O43.899 | Other placental disorders, unspecified trimester | BILLABLE CODE |
