2026
ICD-10-CM
Diagnosis
Code

Q99.9 Chromosomal abnormality, unspecified

  • Billable
  • POA Exempt
  • 2016–2026

Q99.9 is a billable/specific and POA-exempt diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Chromosomal abnormality, unspecified.

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