| O42.90 | Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified weeks of gestation | BILLABLE CODE |
| O42.91 | Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor | NON-BILLABLE CODE |
| O42.911 | Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, first trimester | BILLABLE CODE |
| O42.912 | Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, second trimester | BILLABLE CODE |
| O42.913 | Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, third trimester | BILLABLE CODE |
| O42.919 | Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified trimester | BILLABLE CODE |
| O42.92 | Full-term premature rupture of membranes, unspecified as to length of time between rupture and onset of labor | BILLABLE CODE |
