| O09.61 | Supervision of young primigravida | NON-BILLABLE CODE |
| O09.611 | Supervision of young primigravida, first trimester | BILLABLE CODE |
| O09.612 | Supervision of young primigravida, second trimester | BILLABLE CODE |
| O09.613 | Supervision of young primigravida, third trimester | BILLABLE CODE |
| O09.619 | Supervision of young primigravida, unspecified trimester | BILLABLE CODE |
| O09.62 | Supervision of young multigravida | NON-BILLABLE CODE |
| O09.621 | Supervision of young multigravida, first trimester | BILLABLE CODE |
| O09.622 | Supervision of young multigravida, second trimester | BILLABLE CODE |
| O09.623 | Supervision of young multigravida, third trimester | BILLABLE CODE |
| O09.629 | Supervision of young multigravida, unspecified trimester | BILLABLE CODE |
