Q78.6Billable
Multiple congenital exostoses
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q78
- Effective date
- October 1, 2026
Related codes in category Q78
Q78Other osteochondrodysplasiasQ78.0Osteogenesis imperfectaYesQ78.1Polyostotic fibrous dysplasiaYesQ78.2OsteopetrosisYesQ78.3Progressive diaphyseal dysplasiaYesQ78.4EnchondromatosisYesQ78.5Metaphyseal dysplasiaYesQ78.8Other specified osteochondrodysplasiasYesQ78.9Osteochondrodysplasia, unspecifiedYes
Frequently asked questions
What is ICD-10 code Q78.6?
Q78.6 is an ICD-10-CM diagnosis code for Multiple congenital exostoses.
Is Q78.6 a billable code?
Yes. Q78.6 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is Q78.6 in?
Q78.6 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q78.6 become effective?
Q78.6 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q78.6?
Q78.6 belongs to category Q78, which includes 9 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.