ICD-10-CM > O00-O9A > O30-O48 > O36 > O36.7 > O36.72 O36.72 Maternal care for viable fetus in abdominal pregnancy, second trimester Non-Billable/Non-Specific Codes O36.72X0..., not applicable or unspecifiedO36.72X1..., fetus 1O36.72X2..., fetus 2O36.72X3..., fetus 3O36.72X4..., fetus 4O36.72X5..., fetus 5O36.72X9..., other fetus