Maternal care for known or suspected placental insufficiency, third trimester, fetus 2

O36.5132 (“Maternal care for known or suspected placental insufficiency, third trimester, fetus 2”) is a diagnosis code that identifies a specific condition, injury, or finding on a medical claim in the ICD-10-CM code set. Whether it is billed — and whether a payer covers it — depends on the clinical setting, documentation, and plan rules.