P56.90: Hydrops fetalis due to unspecified hemolytic disease
P56.90 is the billable ICD-10-CM diagnosis code for Hydrops fetalis due to unspecified hemolytic disease. 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 P56.90?
P56.90 is the ICD-10-CM diagnosis code for Hydrops fetalis due to unspecified hemolytic disease. It belongs to category P56 (Hydrops fetalis due to hemolytic disease).
Is P56.90 a billable code?
Yes. P56.90 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 P56.90 belong to?
P56.90 is part of ICD-10-CM category P56 — Hydrops fetalis due to hemolytic disease, which has 6 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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