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Q18.2

Billable

Other branchial cleft malformations

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A birth defect involving abnormal development of structures derived from the branchial clefts, excluding sinus and cyst formations.

Coding Tips

  • •This code includes various malformations such as branchial cleft remnants and webbing; document the specific type
  • •Determine which branchial cleft is involved (first, second, third, or fourth) if documented, as this may affect treatment

Code Hierarchy

└Q18Other congenital malformations of face and neck└Q18.2Other branchial cleft malformations
└Q18.2Other branchial cleft malformations

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