Q93
Header — not billableMonosomies and deletions from the autosomes, not elsewhere classified
The ICD-10 code for monosomies and deletions from the autosomes, not elsewhere classified is Q93.
Q93 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 9 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under Q93
- Q93.0Whole chromosome monosomy, nonmosaicism (meiotic nondisjunction)
- Q93.1Whole chromosome monosomy, mosaicism (mitotic nondisjunction)
- Q93.2Chromosome replaced with ring, dicentric or isochromosome
- Q93.3Deletion of short arm of chromosome 4
- Q93.4Deletion of short arm of chromosome 5
- Q93.5Other deletions of part of a chromosomenon-billable header
- Q93.7Deletions with other complex rearrangements
- Q93.8Other deletions from the autosomesnon-billable header
- Q93.9Deletion from autosomes, unspecified
Related codes in this category
- Q90Down syndromenon-billable header
- Q91Trisomy 18 and Trisomy 13non-billable header
- Q92Other trisomies and partial trisomies of the autosomes, not elsewhere classifiednon-billable header
- Q95Balanced rearrangements and structural markers, not elsewhere classifiednon-billable header
- Q96Turner's syndromenon-billable header
- Q97Other sex chromosome abnormalities, female phenotype, not elsewhere classifiednon-billable header
- Q98Other sex chromosome abnormalities, male phenotype, not elsewhere classifiednon-billable header
- Q99Other chromosome abnormalities, not elsewhere classifiednon-billable header
- Q93Monosomies and deletions from the autosomes, not elsewhere classifiednon-billable header