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Q75.001

Billable

Craniosynostosis, unspecified type, unilateral

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

What This Code Means

A birth defect where the skull bones fuse prematurely on one side of the head, affecting normal skull growth and development.

Coding Tips

  • •This code specifies unilateral (one-sided) involvement; verify laterality documentation before coding
  • •Distinguish from bilateral (Q75.002) and unspecified (Q75.009) variants based on imaging or surgical findings

Code Hierarchy

└Q75Other congenital malformations of skull and face bones└Q75.0Craniosynostosis└Q75.00Craniosynostosis, unspecified└Q75.001Craniosynostosis, unspecified type, unilateral
└Q75.001Craniosynostosis, unspecified type, unilateral

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