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Q97.9

Q97.9: Sex chromosome abnormality, female phenotype, unspecified

Billable / specific codeICD-10-CMPOA exempt

Q97.9 is a billable, specific ICD-10-CM code for sex chromosome abnormality, female phenotype, unspecified. It is valid for submission on a claim.

Check Q97.9 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above Q97.9

A category’s note binds every code beneath it.

Written on Q97: Other sex chromosome abnormalities, female phenotype, not elsewhere classified

  • Turner's syndrome (Q96.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Abnormal, abnormality, abnormalities›chromosome, chromosomal›sex›female phenotype
  • Syndrome›due to abnormality›chromosomal›sex›female phenotype

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Q97

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.