Q98.6: Male with structurally abnormal sex chromosome
Q98.6 is the billable ICD-10-CM diagnosis code for Male with structurally abnormal sex chromosome. 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 Q98.6?
Q98.6 is the ICD-10-CM diagnosis code for Male with structurally abnormal sex chromosome. It belongs to category Q98 (Other sex chromosome abnormalities, male phenotype, not elsewhere classified).
Is Q98.6 a billable code?
Yes. Q98.6 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 Q98.6 belong to?
Q98.6 is part of ICD-10-CM category Q98 — Other sex chromosome abnormalities, male phenotype, not elsewhere classified, which has 18 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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