Q75.001 – Craniosynostosis, unspecified type, unilateral

ICD-10-CM 2027 diagnosis code · Congenital malformations and deformations of the musculoskeletal system

Billable code

ICD-10-CM code Q75.001

Code: Q75.001 (claims format: Q75001)
Description: Craniosynostosis, unspecified type, unilateral
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
Block: Q65-Q79 Congenital malformations and deformations of the musculoskeletal system
Parent codes: Q75 › Q75.0 › Q75.00

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Q75 – Other congenital malformations of skull and face bones

Excludes1 (not coded here):

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)

Q75.00 – Craniosynostosis, unspecified

Applicable to:

Craniosynostosis NOS

Index terms for Q75.001

Entries in the ICD-10-CM alphabetic index that lead to this code:

Craniosynostosis, unilateral

Related codes in Q75.00

Frequently asked questions

What is ICD-10 code Q75.001?

Q75.001 is the ICD-10-CM code for craniosynostosis, unspecified type, unilateral, in the block Q65-Q79 (Congenital malformations and deformations of the musculoskeletal system).

Is Q75.001 a billable code?

Yes. Q75.001 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Q75.001 belong to?

It belongs to category Q75 – Other congenital malformations of skull and face bones.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.