DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Q75 Other congenital malformations of skull and face bones

  • Header · not billable

Q75 is not billable. The category heads 22 billable codes in FY2027, grouped under 8 subdivisions.

Index → code

Where it sits

  1. Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
  2. Q65-Q79 Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)
  3. Q75 Other congenital malformations of skull and face bones
Billable codes
22
Subdivisions
8
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
82

Codes in Q75

  1. Q75.0
    Craniosynostosis
    Header
  2. Q75.00
    Craniosynostosis, unspecified
    Header
    Inclusion terms 1

    Inclusion terms

    • Craniosynostosis NOS
  3. Q75.001
    Craniosynostosis, unspecified type, unilateral
    BillableExempt
  4. Q75.002
    Craniosynostosis, unspecified type, bilateral
    BillableExempt
  5. Q75.009
    Craniosynostosis, unspecified
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Imperfect fusion of skull
  6. Q75.01
    Sagittal craniosynostosis
    BillableExempt
    Inclusion terms 2, Excludes1 1

    Inclusion terms

    • Non-deformational dolichocephaly
    • Non-deformational scaphocephaly

    Excludes1

    • plagiocephaly (Q67.3) Q67.3
  7. Q75.02
    Coronal craniosynostosis
    Header
    Excludes1 1

    Excludes1

    • dolichocephaly (Q67.2) Q67.2
  8. Q75.021
    Coronal craniosynostosis, unilateral
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Non-deformational anterior plagiocephaly
  9. Q75.022
    Coronal craniosynostosis, bilateral
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Non-deformational brachycephaly
  10. Q75.029
    Coronal craniosynostosis, unspecified
    BillableExempt
  11. Q75.03
    Metopic craniosynostosis
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Trigonocephaly
  12. Q75.04
    Lambdoid craniosynostosis
    Header
    Inclusion terms 1, Excludes1 1

    Inclusion terms

    • Non-deformational posterior plagiocephaly

    Excludes1

    • dolichocephaly (Q67.2) Q67.2
  13. Q75.041
    Lambdoid craniosynostosis, unilateral
    BillableExempt
  14. Q75.042
    Lambdoid craniosynostosis, bilateral
    BillableExempt
  15. Q75.049
    Lambdoid craniosynostosis, unspecified
    BillableExempt
  16. Q75.05
    Multi-suture craniosynostosis
    Header
  17. Q75.051
    Cloverleaf skull
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Kleeblattschaedel skull
  18. Q75.052
    Pansynostosis
    BillableExempt
  19. Q75.058
    Other multi-suture craniosynostosis
    BillableExempt
    Excludes1 2

    Excludes1

    • coronal craniosynostosis, bilateral (Q75.022) Q75.022
    • lambdoid craniosynostosis, bilateral (Q75.042) Q75.042
  20. Q75.08
    Other single-suture craniosynostosis
    BillableExempt
  21. Q75.1
    Craniofacial dysostosis
    BillableExempt
    Inclusion terms 1

    Inclusion terms

    • Crouzon's disease
  22. Q75.2
    Hypertelorism
    BillableExempt
  23. Q75.3
    Macrocephaly
    BillableExempt
  24. Q75.4
    Mandibulofacial dysostosis
    BillableExempt
    Inclusion terms 2

    Inclusion terms

    • Franceschetti syndrome
    • Treacher Collins syndrome
  25. Q75.5
    Oculomandibular dysostosis
    BillableExempt
  26. Q75.8
    Other specified congenital malformations of skull and face bones
    BillableExempt
    Inclusion terms 3

    Inclusion terms

    • Absence of skull bone, congenital
    • Congenital deformity of forehead
    • Platybasia
  27. Q75.9
    Congenital malformation of skull and face bones, unspecified
    BillableExempt
    Inclusion terms 2

    Inclusion terms

    • Congenital anomaly of face bones NOS
    • Congenital anomaly of skull NOS

Sources of each column.

Instructions

At Q75

Excludes1

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

Notes that also apply

Chapter 17 instructions (Notes 1, Excludes2 1): printed on the chapter 17 page.

Index entries

  • Acrocephaly → Q75.009
  • Craniostenosis → Q75.009
  • Craniosynostosis → Q75.009
  • Oxycephaly, oxycephalic → Q75.009
  • Scaphocephaly, non-deformational → Q75.01
  • Brachycephaly, non-deformational → Q75.022
  • Trigonocephaly → Q75.03
  • Cloverleaf skull → Q75.051
  • Kleeblattschaedel skull → Q75.051
  • Pansynostosis → Q75.052
  • Tower skull → Q75.058
  • Crouzon's disease → Q75.1
  • Hypertelorism (ocular) (orbital) → Q75.2
  • Macrocephalia, macrocephaly → Q75.3
  • Megalocephalus, megalocephaly NEC → Q75.3
  • Franceschetti-Klein (-Wildervanck) disease or syndrome → Q75.4
  • Treacher Collins syndrome → Q75.4
  • Craniofenestria (skull) → Q75.8
  • Craniolacunia (skull) → Q75.8
  • Cranioschisis → Q75.8
  • Impression, basilar → Q75.8
  • Lacunar skull → Q75.8
  • Ostrum-Furst syndrome → Q75.8
  • Platybasia → Q75.8
  • Stenocephaly → Q75.8
  • Craniosynostosisunilateral → Q75.001
  • Craniosynostosisbilateral → Q75.002
  • Closurecranial sutures, premature → Q75.009
  • Deficiency, deficientcraniofacial axis → Q75.009
  • Ossificationfontanel, premature → Q75.009
  • Craniosynostosissagittal → Q75.01
  • Dolichocephalynon-deformational → Q75.01
  • Craniosynostosiscoronal → Q75.029
  • Craniosynostosismetopic → Q75.03
  • Craniosynostosislambdoid → Q75.049
  • Craniosynostosismulti-suture, specified NEC → Q75.058
  • Craniosynostosissingle-suture, specified NEC → Q75.08
  • Dysostosiscraniofacial → Q75.1
  • Dysostosismandibulofacial (incomplete) → Q75.4
  • SyndromeFranceschetti → Q75.4

42 more, longer entries are not listed; the search box finds them by word.

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Hierarchy