Q98.1
Klinefelter syndrome, male with more than two X chromosomes
- Release
- FY 2027
- Effective
Hierarchy
Where Q98.1 sits in the official hierarchy. Each level is the code it is classified under.
- Q98 Parent Other sex chromosome abnormalities, male phenotype, not elsewhere classified
- Q98.1 This code Klinefelter syndrome, male with more than two X chromosomes
Version History
How Q98.1 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentKlinefelter syndrome, male with more than two X chromosomes
-
FY 2026 Effective
UnchangedKlinefelter syndrome, male with more than two X chromosomes
Related Codes
Other codes under Q98
- Q98.0 Klinefelter syndrome karyotype 47, XXY Billable
- Q98.3 Other male with 46, XX karyotype Billable
- Q98.4 Klinefelter syndrome, unspecified Billable
- Q98.5 Karyotype 47, XYY Billable
- Q98.6 Male with structurally abnormal sex chromosome Billable
- Q98.7 Male with sex chromosome mosaicism Billable
- Q98.8 Other specified sex chromosome abnormalities, male phenotype Billable
- Q98.9 Sex chromosome abnormality, male phenotype, unspecified Billable
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
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