ICD-10-CM > O00-O9A > O30-O48 > O35 > O35.9 O35.9 Maternal care for (suspected) fetal abnormality and damage, unspecified Non-Billable/Non-Specific Codes O35.9XX0..., not applicable or unspecifiedO35.9XX1..., fetus 1O35.9XX2..., fetus 2O35.9XX3..., fetus 3O35.9XX4..., fetus 4O35.9XX5..., fetus 5O35.9XX9..., other fetus