ICD-10-CM > O00-O9A > O30-O48 > O36 > O36.0 > O36.01 O36.01 Maternal care for anti-D [Rh] antibodies Non-Billable/Non-Specific Codes O36.011Maternal care for anti-D [Rh] antibodies, first trimesterO36.0110..., not applicable or unspecifiedO36.0111..., fetus 1O36.0112..., fetus 2O36.0113..., fetus 3O36.0114..., fetus 4O36.0115..., fetus 5O36.0119..., other fetusO36.012Maternal care for anti-D [Rh] antibodies, second trimesterO36.0120..., not applicable or unspecifiedO36.0121..., fetus 1O36.0122..., fetus 2O36.0123..., fetus 3O36.0124..., fetus 4O36.0125..., fetus 5O36.0129..., other fetusO36.013Maternal care for anti-D [Rh] antibodies, third trimesterO36.0130..., not applicable or unspecifiedO36.0131..., fetus 1O36.0132..., fetus 2O36.0133..., fetus 3O36.0134..., fetus 4O36.0135..., fetus 5O36.0139..., other fetusO36.019Maternal care for anti-D [Rh] antibodies, unspecified trimesterO36.0190..., not applicable or unspecifiedO36.0191..., fetus 1O36.0192..., fetus 2O36.0193..., fetus 3O36.0194..., fetus 4O36.0195..., fetus 5O36.0199..., other fetus