O30.11 Triplet pregnancy with two or more monochorionic fetusesNon-billable header with 4 child codes.
O30.111 Triplet pregnancy with two or more monochorionic fetuses, first trimesterO30.112 Triplet pregnancy with two or more monochorionic fetuses, second trimesterO30.113 Triplet pregnancy with two or more monochorionic fetuses, third trimesterO30.119 Triplet pregnancy with two or more monochorionic fetuses, unspecified trimesterO30.10 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacsO30.101 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimesterO30.102 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimesterO30.103 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimesterO30.109 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimesterO30.11 Triplet pregnancy with two or more monochorionic fetuses (this code)O30.111 Triplet pregnancy with two or more monochorionic fetuses, first trimesterO30.112 Triplet pregnancy with two or more monochorionic fetuses, second trimesterO30.113 Triplet pregnancy with two or more monochorionic fetuses, third trimesterO30.119 Triplet pregnancy with two or more monochorionic fetuses, unspecified trimesterO30.12 Triplet pregnancy with two or more monoamniotic fetuses