Q79 — Congenital malformations of musculoskeletal system, not elsewhere classified
Is Q79 billable?
No — Q79 is a non-billable header code. Q79 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 14 billable codes beneath Q79.
Billable codes under this header
- Q79.0Congenital diaphragmatic hernia
- Q79.1Other congenital malformations of diaphragm
- Q79.2Exomphalos
- Q79.3Gastroschisis
- Q79.4Prune belly syndrome
- Q79.8Other congenital malformations of musculoskeletal system
- Q79.9Congenital malformation of musculoskeletal system, unspecified
- Q79.51Congenital hernia of bladder
- Q79.59Other congenital malformations of abdominal wall
- Q79.60Ehlers-Danlos syndrome, unspecified
- Q79.61Classical Ehlers-Danlos syndrome
- Q79.62Hypermobile Ehlers-Danlos syndrome
- Q79.63Vascular Ehlers-Danlos syndrome
- Q79.69Other Ehlers-Danlos syndromes
Q79 at a glance
| Code | Q79 |
|---|---|
| Description | Congenital malformations of musculoskeletal system, not elsewhere classified |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes2 — not included here
The conditions below are not part of Q79, but a patient may have both at the same time. When documentation supports it, Q79 and the excluded code may both be reported.
- congenital (sternomastoid) torticollis (Q68.0)
Excludes2 — not included here — inherited from Chapter 17
The conditions below are not part of Q79, but a patient may have both at the same time. When documentation supports it, Q79 and the excluded code may both be reported.
- inborn errors of metabolism (E70-E88)
What codes fall under Q79? (9)
- Q79.0Congenital diaphragmatic hernia
- Q79.1Other congenital malformations of diaphragm
- Q79.2Exomphalos
- Q79.3Gastroschisis
- Q79.4Prune belly syndrome
- Q79.5Other congenital malformations of abdominal wallnot billable
- Q79.6Ehlers-Danlos syndromesnot billable
- Q79.8Other congenital malformations of musculoskeletal system
- Q79.9Congenital malformation of musculoskeletal system, unspecified
How long has Q79 existed?
Q79 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
Which codes are confused with Q79?
ICD-10-CM declares these codes mutually exclusive with Q79 — exactly one of each pair can be correct for a given encounter.