E23.3: Hypothalamic dysfunction, not elsewhere classified
E23.3 is the billable ICD-10-CM diagnosis code for Hypothalamic dysfunction, not elsewhere classified. 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 E23.3?
E23.3 is the ICD-10-CM diagnosis code for Hypothalamic dysfunction, not elsewhere classified. It belongs to category E23 (Hypofunction and other disorders of the pituitary gland).
Is E23.3 a billable code?
Yes. E23.3 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 E23.3 belong to?
E23.3 is part of ICD-10-CM category E23 — Hypofunction and other disorders of the pituitary gland, 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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