O09.89 Supervision of other high risk pregnanciesNon-billable header with 4 child codes.
O09.891 Supervision of other high risk pregnancies, first trimesterO09.892 Supervision of other high risk pregnancies, second trimesterO09.893 Supervision of other high risk pregnancies, third trimesterO09.899 Supervision of other high risk pregnancies, unspecified trimesterZ34 Encounter for supervision of normal pregnancy ("encounter for supervision of high risk pregnancy (O09.-)")Z3A Weeks of gestation ("obstetric condition or encounter for delivery (O09-O60, O80-O82, O94-O9A)")O09.82 Supervision of pregnancy with history of in utero procedure during previous pregnancyO09.821 Supervision of pregnancy with history of in utero procedure during previous pregnancy, first trimesterO09.822 Supervision of pregnancy with history of in utero procedure during previous pregnancy, second trimesterO09.823 Supervision of pregnancy with history of in utero procedure during previous pregnancy, third trimesterO09.829 Supervision of pregnancy with history of in utero procedure during previous pregnancy, unspecified trimesterO09.89 Supervision of other high risk pregnancies (this code)O09.891 Supervision of other high risk pregnancies, first trimesterO09.892 Supervision of other high risk pregnancies, second trimesterO09.893 Supervision of other high risk pregnancies, third trimesterO09.899 Supervision of other high risk pregnancies, unspecified trimesterO09.9 Supervision of high risk pregnancy, unspecified