O43.221: Placenta increta, first trimester
O43.221 is the billable ICD-10-CM diagnosis code for Placenta increta, first trimester. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code O43.221?
O43.221 is the ICD-10-CM diagnosis code for Placenta increta, first trimester. It belongs to category O43 (Placental disorders).
Is O43.221 a billable code?
Yes. O43.221 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does O43.221 belong to?
O43.221 is part of ICD-10-CM category O43 — Placental disorders, which has 96 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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