O36.099
Billable codeMaternal care for other rhesus isoimmunization, unspecified trimester
The ICD-10 code for maternal care for other rhesus isoimmunization, unspecified trimester is O36.099.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- O36.091Maternal care for other rhesus isoimmunization, first trimester
- O36.092Maternal care for other rhesus isoimmunization, second trimester
- O36.093Maternal care for other rhesus isoimmunization, third trimester
- O36.099Maternal care for other rhesus isoimmunization, unspecified trimester