Q79.9Billable
Congenital malformation of musculoskeletal system, unspecified
Short description: Congenital malformation of musculoskeletal system, unsp
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q79
- Effective date
- October 1, 2026
Related codes in category Q79
Q79Congenital malformations of musculoskeletal system, NECQ79.0Congenital diaphragmatic herniaYesQ79.1Other congenital malformations of diaphragmYesQ79.2ExomphalosYesQ79.3GastroschisisYesQ79.4Prune belly syndromeYesQ79.5Other congenital malformations of abdominal wallQ79.51Congenital hernia of bladderYesQ79.59Other congenital malformations of abdominal wallYesQ79.6Ehlers-Danlos syndromesQ79.60Ehlers-Danlos syndrome, unspecifiedYesQ79.61Classical Ehlers-Danlos syndromeYes
Frequently asked questions
What is ICD-10 code Q79.9?
Q79.9 is an ICD-10-CM diagnosis code for Congenital malformation of musculoskeletal system, unspecified.
Is Q79.9 a billable code?
Yes. Q79.9 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is Q79.9 in?
Q79.9 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q79.9 become effective?
Q79.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q79.9?
Q79.9 belongs to category Q79, 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.