Q99

Non-Billable

Other chromosome abnormalities, not elsewhere classified

Q99 should not be used for reimbursement purposes as there are multiple sub-diagnoses that fall under this code. Please refer to the sub-diagnoses below.

Related Diagnoses

  • Q99.0Chimera 46, XX/46, XY
  • Q99.146, XX true hermaphrodite
  • Q99.2Fragile X chromosome
  • Q99.8Other specified chromosome abnormalities
  • Q99.9Chromosomal abnormality, unspecified
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