O30.20 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacsNon-billable header with 4 child codes.
O30.201 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimesterO30.202 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimesterO30.203 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimesterO30.209 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimesterO30.191 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimesterO30.192 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimesterO30.193 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimesterO30.199 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimesterO30.2 Quadruplet pregnancyO30.20 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs (this code)O30.201 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimesterO30.202 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimesterO30.203 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimesterO30.209 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimesterO30.21 Quadruplet pregnancy with two or more monochorionic fetuses