Q92.6
ICD-10Non-billable categoryMarker chromosomes
Official ICD-10-CM descriptor (FY2026)
Marker chromosomes
Q92.6 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Inclusion terms
- Trisomies due to dicentrics
- Trisomies due to extra rings
- Trisomies due to isochromosomes
- Individual with marker heterochromatin
ICD-10-CM FY2026 defines 2 codes beneath Q92.6. See the ICD-10-CM index for what this site publishes.
Related codes in Q92
- Q92.0Whole chromosome trisomy, nonmosaic (meiotic nondisjunction)
- Q92.1Whole chromosome trisomy, mosaicism (mitotic nondisjunction)
- Q92.2Partial trisomy
- Q92.5Duplications with other complex rearrangements
- Q92.7Triploidy and polyploidy
- Q92.8Other specified trisomies and partial trisomies of autosomes
- Q92.9Trisomy and partial trisomy of autosomes, unspecified
Where this code sits
- Parent code
- Q92
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.