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Q92.9

Q92.9: Trisomy and partial trisomy of autosomes, unspecified

Billable / specific codeICD-10-CMPOA exempt

Q92.9 is a billable, specific ICD-10-CM code for trisomy and partial trisomy of autosomes, unspecified. It is valid for submission on a claim.

Check Q92.9 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above Q92.9

A category’s note binds every code beneath it.

Written on Q92: Other trisomies and partial trisomies of the autosomes, not elsewhere classified

  • trisomies of chromosomes 13, 18, 21 (Q90-Q91)

Risk adjustment

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

Alphabetic index entries that lead here

  • Trisomy(syndrome)
  • Accessory›chromosome(s) NEC (nonsex)
  • Syndrome›trisomy
  • Trisomy›autosomes
  • Trisomy›whole chromosome
  • Accessory›chromosome›partial
  • Trisomy›whole chromosome›partial

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Q92

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.