| O64.1XX0 | Obstructed labor due to breech presentation, not applicable or unspecified | BILLABLE CODE |
| O64.1XX1 | Obstructed labor due to breech presentation, fetus 1 | BILLABLE CODE |
| O64.1XX2 | Obstructed labor due to breech presentation, fetus 2 | BILLABLE CODE |
| O64.1XX3 | Obstructed labor due to breech presentation, fetus 3 | BILLABLE CODE |
| O64.1XX4 | Obstructed labor due to breech presentation, fetus 4 | BILLABLE CODE |
| O64.1XX5 | Obstructed labor due to breech presentation, fetus 5 | BILLABLE CODE |
| O64.1XX9 | Obstructed labor due to breech presentation, other fetus | BILLABLE CODE |
