O30.09 Twin pregnancy, unable to determine number of placenta and number of amniotic sacsNon-billable header with 4 child codes.
O30.091 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimesterO30.092 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimesterO30.093 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimesterO30.099 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimesterO30.04 Twin pregnancy, dichorionic/diamnioticO30.041 Twin pregnancy, dichorionic/diamniotic, first trimesterO30.042 Twin pregnancy, dichorionic/diamniotic, second trimesterO30.043 Twin pregnancy, dichorionic/diamniotic, third trimesterO30.049 Twin pregnancy, dichorionic/diamniotic, unspecified trimesterO30.09 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs (this code)O30.091 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimesterO30.092 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimesterO30.093 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimesterO30.099 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimesterO30.1 Triplet pregnancy