Q75 Other congenital malformations of skull and face bones

Category / Non-billable header 27 subcodes

Block: Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)

Excludes 1 (cannot be coded together)

  • congenital malformation of face NOS (Q18.-)
  • congenital malformation syndromes classified to Q87.-
  • dentofacial anomalies [including malocclusion] (M26.-)
  • musculoskeletal deformities of head and face (Q67.0-Q67.4)
  • skull defects associated with congenital anomalies of brain such as:
  • anencephaly (Q00.0)
  • encephalocele (Q01.-)
  • hydrocephalus (Q03.-)
  • microcephaly (Q02)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
Q75..0 Craniosynostosis No
Q75..00 Craniosynostosis, unspecified No
Q75..001 Craniosynostosis, unspecified type, unilateral Yes
Q75..002 Craniosynostosis, unspecified type, bilateral Yes
Q75..009 Craniosynostosis, unspecified Yes
Q75..01 Sagittal craniosynostosis Yes
Q75..02 Coronal craniosynostosis No
Q75..021 Coronal craniosynostosis, unilateral Yes
Q75..022 Coronal craniosynostosis, bilateral Yes
Q75..029 Coronal craniosynostosis, unspecified Yes
Q75..03 Metopic craniosynostosis Yes
Q75..04 Lambdoid craniosynostosis No
Q75..041 Lambdoid craniosynostosis, unilateral Yes
Q75..042 Lambdoid craniosynostosis, bilateral Yes
Q75..049 Lambdoid craniosynostosis, unspecified Yes
Q75..05 Multi-suture craniosynostosis No
Q75..051 Cloverleaf skull Yes
Q75..052 Pansynostosis Yes
Q75..058 Other multi-suture craniosynostosis Yes
Q75..08 Other single-suture craniosynostosis Yes
Q75..1 Craniofacial dysostosis Yes
Q75..2 Hypertelorism Yes
Q75..3 Macrocephaly Yes
Q75..4 Mandibulofacial dysostosis Yes
Q75..5 Oculomandibular dysostosis Yes
Q75..8 Other specified congenital malformations of skull and face bones Yes
Q75..9 Congenital malformation of skull and face bones, unspecified Yes

Last reviewed: September 2026