O09.52 Supervision of elderly multigravidaNon-billable header with 4 child codes.
O09.521 Supervision of elderly multigravida, first trimesterO09.522 Supervision of elderly multigravida, second trimesterO09.523 Supervision of elderly multigravida, third trimesterO09.529 Supervision of elderly multigravida, 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)")O09.51 Supervision of elderly primigravidaO09.511 Supervision of elderly primigravida, first trimesterO09.512 Supervision of elderly primigravida, second trimesterO09.513 Supervision of elderly primigravida, third trimesterO09.519 Supervision of elderly primigravida, unspecified trimesterO09.52 Supervision of elderly multigravida (this code)O09.521 Supervision of elderly multigravida, first trimesterO09.522 Supervision of elderly multigravida, second trimesterO09.523 Supervision of elderly multigravida, third trimesterO09.529 Supervision of elderly multigravida, unspecified trimesterO09.6 Supervision of young primigravida and multigravida