Q90Non-billable (header)

Down syndrome

Sub-codes of Q90(4)

Q90 is a non-billable header. Select a sub-code to bill.

Q90.0Trisomy 21, nonmosaicism (meiotic nondisjunction)✓ BillableQ90.1Trisomy 21, mosaicism (mitotic nondisjunction)✓ BillableQ90.2Trisomy 21, translocation✓ BillableQ90.9Down syndrome, unspecified✓ Billable

Notes

  • ℹcode(s) to identify any associated degree of intellectual disabilities (F70-F79)

Code Hierarchy

┌17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)├Q90-Q99Chromosomal abnormalities, not elsewhere classified (Q90-Q99)├Q90Down syndrome
└Q90Down syndrome

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