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ICD-10-CM Codes
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Q00-Q99
Congenital malformations, deformations and chromosomal abnormalities
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Q90-Q99
Chromosomal abnormalities, not elsewhere classified
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Q98-
Other sex chromosome abnormalities, male phenotype, not elsewhere classified
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2019 ICD-10-CM Diagnosis Code Q98.1
Klinefelter syndrome, male with more than two X chromosomes
2016 2017 2018 2019 Billable/Specific Code Male Dx POA Exempt
- Q98.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2019 edition of ICD-10-CM Q98.1 became effective on October 1, 2018.
- This is the American ICD-10-CM version of Q98.1 - other international versions of ICD-10 Q98.1 may differ.
ICD-10-CM Coding Rules
- Q98.1 is applicable to male patients.
The following code(s) above
Q98.1 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
Q98.1:
POA Help
"Present On Admission" is defined as present at the time the order for inpatient admission occurs — conditions that develop during an outpatient encounter, including emergency department, observation, or outpatient surgery, are considered POA.
- Q98.1 is considered exempt from POA reporting.
ICD-10-CM Q98.1 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
- 729 Other male reproductive system diagnoses with cc/mcc
- 730 Other male reproductive system diagnoses without cc/mcc
Convert Q98.1 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
Code annotations containing back-references to Q98.1:
- Klinefelter's syndrome Q98.4
ICD-10-CM Diagnosis Code Q98.4
Klinefelter syndrome, unspecified
2016 2017 2018 2019 Billable/Specific Code Male Dx POA Exempt
- male with more than two X chromosomes Q98.1
- Syndrome - see also Disease
- XXXXY syndrome Q98.1
ICD-10-CM Codes Adjacent To Q98.1
Q96.9 Turner's syndrome, unspecified
Q97 Other sex chromosome abnormalities, female phenotype, not elsewhere classified
Q97.1 Female with more than three X chromosomes
Q97.2 Mosaicism, lines with various numbers of X chromosomes
Q97.3 Female with 46, XY karyotype
Q97.8 Other specified sex chromosome abnormalities, female phenotype
Q97.9 Sex chromosome abnormality, female phenotype, unspecified
Q98 Other sex chromosome abnormalities, male phenotype, not elsewhere classified
Q98.0 Klinefelter syndrome karyotype 47, XXY
Q98.1
Klinefelter syndrome, male with more than two X chromosomes
Q98.3 Other male with 46, XX karyotype
Q98.4 Klinefelter syndrome, unspecified
Q98.6 Male with structurally abnormal sex chromosome
Q98.7 Male with sex chromosome mosaicism
Q98.8 Other specified sex chromosome abnormalities, male phenotype
Q98.9 Sex chromosome abnormality, male phenotype, unspecified
Q99 Other chromosome abnormalities, not elsewhere classified
Q99.0 Chimera 46, XX/46, XY
Q99.1 46, XX true hermaphrodite
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
