ICD-10-CM Current in FY 2027
Q98.4
Klinefelter syndrome, unspecified
- Release
- FY 2027
- Effective
Hierarchy
Where Q98.4 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
- Q98.4 This code Klinefelter syndrome, unspecified
Version History
How Q98.4 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentKlinefelter syndrome, unspecified
-
FY 2026 Effective
UnchangedKlinefelter syndrome, unspecified
Related Codes
Other codes under Q98
- Q98.0 Klinefelter syndrome karyotype 47, XXY Billable
- Q98.1 Klinefelter syndrome, male with more than two X chromosomes Billable
- Q98.3 Other male with 46, XX karyotype 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
Codes whose official notes reference Q98.4
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)
MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.
Look up another code
Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.