2026 ICD-10-CM Diagnosis Code Q96.0Karyotype 45, X

ICD-10-CM Codes›Q00-Q99›Q90-Q99›Q96

ICD-10-CM Q96.0
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Q96.0 is a billable ICD-10-CM diagnosis code for karyotype 45, X. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 742 through 743, 760 through 761. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Chromosomal abnormalities.

Code Identity

ICD-10-CM Code
Q96.0
Billable Status
Yes — Valid for Submission
Code Describes
Karyotype 45, X
Short Description
Karyotype 45, X
Same as the full description in the CMS dataset.
Parent Code
Q96
Turner's syndrome

Code Classification

ChapterQ00-Q99Congenital malformations, deformations and chromosomal abnormalities
SectionQ90-Q99Chromosomal abnormalities, not elsewhere classified
CategoryQ96Turner's syndrome
This CodeQ96.0Karyotype 45, X

Present on Admission (POA)Billing

Q96.0 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Karyotype
      • 45,X

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MAL009
Chromosomal abnormalities
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Turner Syndrome

Turner syndrome is a genetic disorder that affects a girl's development and appearance. It can also cause health problems such as infertility and heart problems.

The full article covers:

  • What is Turner syndrome?
  • What causes Turner syndrome?
  • What are the symptoms of Turner syndrome?
  • How is Turner syndrome diagnosed?
  • What are the treatments for Turner syndrome?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert Q96.0 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
758.6 Gonadal dysgenesis
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About Q96.0Overview

Is Q96.0 (Turner's syndrome) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report karyotype 45, X on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does Q96.0 group to?

When karyotype 45, X is the principal diagnosis on an inpatient stay, it groups to MS-DRG 742, 743, 760, 761, with relative weights from 0.5696 to 1.8348 depending on complications. Higher weights mean higher Medicare reimbursement.

Is Q96.0 exempt from POA reporting?

Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for karyotype 45, X on inpatient claims.

What is the ICD-9 equivalent of Q96.0?

Under the General Equivalence Mappings, karyotype 45, X converts to ICD-9-CM 758.6 (gonadal dysgenesis). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.