O36.8330 | Maternal care for abnormalities of the fetal heart rate or rhythm, third trimester, not applicable or unspecified | BILLABLE CODE |
O36.8331 | Maternal care for abnormalities of the fetal heart rate or rhythm, third trimester, fetus 1 | BILLABLE CODE |
O36.8332 | Maternal care for abnormalities of the fetal heart rate or rhythm, third trimester, fetus 2 | BILLABLE CODE |
O36.8333 | Maternal care for abnormalities of the fetal heart rate or rhythm, third trimester, fetus 3 | BILLABLE CODE |
O36.8334 | Maternal care for abnormalities of the fetal heart rate or rhythm, third trimester, fetus 4 | BILLABLE CODE |
O36.8335 | Maternal care for abnormalities of the fetal heart rate or rhythm, third trimester, fetus 5 | BILLABLE CODE |
O36.8339 | Maternal care for abnormalities of the fetal heart rate or rhythm, third trimester, other fetus | BILLABLE CODE |