Q92: Other trisomies and partial trisomies of the autosomes, not elsewhere classified
Codes under Q92 (Other trisomies and partial trisomies of the autosomes, not elsewhere classified). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| Q92.0 | Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction) | ✓ |
| Q92.0 | Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction) | ✓ |
| Q92.1 | Whole chromosome trisomy, mosaicism (mitotic nondisjunction) | ✓ |
| Q92.1 | Whole chromosome trisomy, mosaicism (mitotic nondisjunction) | ✓ |
| Q92.2 | Partial trisomy | ✓ |
| Q92.2 | Partial trisomy | ✓ |
| Q92.5 | Duplications with other complex rearrangements | ✓ |
| Q92.5 | Duplications with other complex rearrangements | ✓ |
| Q92.6 | Marker chromosomes | — |
| Q92.6 | Marker chromosomes | — |
| Q92.7 | Triploidy and polyploidy | ✓ |
| Q92.7 | Triploidy and polyploidy | ✓ |
| Q92.8 | Other specified trisomies and partial trisomies of autosomes | ✓ |
| Q92.8 | Other specified trisomies and partial trisomies of autosomes | ✓ |
| Q92.9 | Trisomy and partial trisomy of autosomes, unspecified | ✓ |
| Q92.9 | Trisomy and partial trisomy of autosomes, unspecified | ✓ |
| Q92.61 | Marker chromosomes in normal individual | ✓ |
| Q92.61 | Marker chromosomes in normal individual | ✓ |
| Q92.62 | Marker chromosomes in abnormal individual | ✓ |
| Q92.62 | Marker chromosomes in abnormal individual | ✓ |
Frequently asked questions
What is ICD-10-CM code Q92?
Q92 is an ICD-10-CM category covering Other trisomies and partial trisomies of the autosomes, not elsewhere classified. It contains 20 more specific diagnosis codes, 18 of which are billable.
Is Q92 a billable code?
No — Q92 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example Q92.0 — Whole chromosome trisomy, nonmosaicism (meiotic nondisjunction)). 18 of the 20 codes under Q92 are billable.
What codes fall under Q92?
Q92 includes Q92.0, Q92.0, Q92.1, Q92.1, Q92.2, plus 15 more. See the full list with descriptions and billable status above.
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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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