ICD-10-CM > O00-O9A > O30-O48 > O36 > O36.6 O36.6 Maternal care for excessive fetal growth Non-Billable/Non-Specific Applicable To Maternal care for known or suspected large-for-dates Codes O36.60Maternal care for excessive fetal growth, unspecified trimesterO36.60X0..., not applicable or unspecifiedO36.60X1..., fetus 1O36.60X2..., fetus 2O36.60X3..., fetus 3O36.60X4..., fetus 4O36.60X5..., fetus 5O36.60X9..., other fetusO36.61Maternal care for excessive fetal growth, first trimesterO36.61X0..., not applicable or unspecifiedO36.61X1..., fetus 1O36.61X2..., fetus 2O36.61X3..., fetus 3O36.61X4..., fetus 4O36.61X5..., fetus 5O36.61X9..., other fetusO36.62Maternal care for excessive fetal growth, second trimesterO36.62X0..., not applicable or unspecifiedO36.62X1..., fetus 1O36.62X2..., fetus 2O36.62X3..., fetus 3O36.62X4..., fetus 4O36.62X5..., fetus 5O36.62X9..., other fetusO36.63Maternal care for excessive fetal growth, third trimesterO36.63X0..., not applicable or unspecifiedO36.63X1..., fetus 1O36.63X2..., fetus 2O36.63X3..., fetus 3O36.63X4..., fetus 4O36.63X5..., fetus 5O36.63X9..., other fetus