Q75.3Billable
Macrocephaly
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q75
- Effective date
- October 1, 2026
Related codes in category Q75
Q75Other congenital malformations of skull and face bonesQ75.0CraniosynostosisQ75.00Craniosynostosis, unspecifiedQ75.001Craniosynostosis, unspecified type, unilateralYesQ75.002Craniosynostosis, unspecified type, bilateralYesQ75.009Craniosynostosis, unspecifiedYesQ75.01Sagittal craniosynostosisYesQ75.02Coronal craniosynostosisQ75.021Coronal craniosynostosis, unilateralYesQ75.022Coronal craniosynostosis, bilateralYesQ75.029Coronal craniosynostosis, unspecifiedYesQ75.03Metopic craniosynostosisYes
Frequently asked questions
What is ICD-10 code Q75.3?
Q75.3 is an ICD-10-CM diagnosis code for Macrocephaly.
Is Q75.3 a billable code?
Yes. Q75.3 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is Q75.3 in?
Q75.3 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q75.3 become effective?
Q75.3 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q75.3?
Q75.3 belongs to category Q75, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.