O30.9: Multiple gestation, unspecified inclusionTerm Multiple pregnancy NOS |
| O30.90: Multiple gestation, unspecified, unspecified trimester |
| O30.91: Multiple gestation, unspecified, first trimester |
| O30.92: Multiple gestation, unspecified, second trimester |
| O30.93: Multiple gestation, unspecified, third trimester |