Q99Non-billable (header)

Other chromosome abnormalities, not elsewhere classified

Sub-codes of Q99(5)

Q99 is a non-billable header. Select a sub-code to bill.

Q99.0Chimera 46, XX/46, XY✓ BillableQ99.146, XX true hermaphrodite✓ BillableQ99.2Fragile X chromosome✓ BillableQ99.8Other specified chromosome abnormalitiesHeaderQ99.9Chromosomal abnormality, unspecified✓ Billable

Code Hierarchy

┌17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)├Q90-Q99Chromosomal abnormalities, not elsewhere classified (Q90-Q99)├Q99Other chromosome abnormalities, not elsewhere classified
└Q99Other chromosome abnormalities, not elsewhere classified

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