O09.40: Supervision of pregnancy with grand multiparity, unspecified trimester
O09.40 is the billable ICD-10-CM diagnosis code for Supervision of pregnancy with grand multiparity, unspecified 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 O09.40?
O09.40 is the ICD-10-CM diagnosis code for Supervision of pregnancy with grand multiparity, unspecified trimester. It belongs to category O09 (Supervision of high risk pregnancy).
Is O09.40 a billable code?
Yes. O09.40 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 O09.40 belong to?
O09.40 is part of ICD-10-CM category O09 — Supervision of high risk pregnancy, which has 128 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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