O60.1 Preterm labor with preterm deliveryNon-billable header with 4 child codes.
O60.10 Preterm labor with preterm delivery, unspecified trimesterO60.12 Preterm labor second trimester with preterm delivery second trimesterO60.13 Preterm labor second trimester with preterm delivery third trimesterO60.14 Preterm labor third trimester with preterm delivery third trimesterO47 False labor ("preterm labor (O60.-)")Z3A Weeks of gestation ("obstetric condition or encounter for delivery (O09-O60, O80-O82, O94-O9A)")O60 Preterm laborO60.0 Preterm labor without deliveryO60.00 Preterm labor without delivery, unspecified trimesterO60.02 Preterm labor without delivery, second trimesterO60.03 Preterm labor without delivery, third trimesterO60.1 Preterm labor with preterm delivery (this code)O60.10 Preterm labor with preterm delivery, unspecified trimesterO60.10X0 Preterm labor with preterm delivery, unspecified trimester, not applicable or unspecifiedO60.10X1 Preterm labor with preterm delivery, unspecified trimester, fetus 1O60.10X2 Preterm labor with preterm delivery, unspecified trimester, fetus 2O60.10X3 Preterm labor with preterm delivery, unspecified trimester, fetus 3