Q92.6Header code — not billable
Marker chromosomes
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q92
- Effective date
- October 1, 2026
Related codes in category Q92
Q92Oth trisomies and partial trisomies of the autosomes, NECQ92.0Whole chromosome trisomy, nonmosaic (meiotic nondisjunction)YesQ92.1Whole chromosome trisomy, mosaicism (mitotic nondisjunction)YesQ92.2Partial trisomyYesQ92.5Duplications with other complex rearrangementsYesQ92.61Marker chromosomes in normal individualYesQ92.62Marker chromosomes in abnormal individualYesQ92.7Triploidy and polyploidyYesQ92.8Other specified trisomies and partial trisomies of autosomesYesQ92.9Trisomy and partial trisomy of autosomes, unspecifiedYes
Frequently asked questions
What is ICD-10 code Q92.6?
Q92.6 is an ICD-10-CM diagnosis code for Marker chromosomes.
Is Q92.6 a billable code?
No. Q92.6 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is Q92.6 in?
Q92.6 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q92.6 become effective?
Q92.6 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q92.6?
Q92.6 belongs to category Q92, which includes 10 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.