E22.2: Syndrome of inappropriate secretion of antidiuretic hormone
E22.2 is the billable ICD-10-CM diagnosis code for Syndrome of inappropriate secretion of antidiuretic hormone. 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 E22.2?
E22.2 is the ICD-10-CM diagnosis code for Syndrome of inappropriate secretion of antidiuretic hormone. It belongs to category E22 (Hyperfunction of pituitary gland).
Is E22.2 a billable code?
Yes. E22.2 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 E22.2 belong to?
E22.2 is part of ICD-10-CM category E22 — Hyperfunction of pituitary gland, which has 10 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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