Q79
Congenital malformations of musculoskeletal system, not elsewhere classified
Q79 is a non-billable ICD-10-CM code category for congenital malformations of musculoskeletal system, not elsewhere classified. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are Q79.0 Congenital diaphragmatic hernia, Q79.1 Other congenital malformations of diaphragm, Q79.2 Exomphalos, Q79.3 Gastroschisis and 5 more. Its coding notes include 2 Excludes2 entries.
Guidelines tip
From the FY2027 Official Guidelines. ICD10Ref adds no rules of its own.
Chapter 17 codes can be used for life. Manifestations that are an inherent part of a specifically coded anomaly are not coded separately. A corrected malformation is reported with a personal history code.
Excludes2
Not included here. Both codes may be reported if the patient has both conditions.
- congenital (sternomastoid) torticollis (Q68.0)
Also from chapter/block level (1 note)
- inborn errors of metabolism (E70-E88)
Notes
Also from chapter/block level (1 note)
- Codes from this chapter are not for use on maternal records
More specific codes under Q79 9
- Q79.0Congenital diaphragmatic herniaBillable
- Q79.1Other congenital malformations of diaphragmBillable
- Q79.2ExomphalosBillable
- Q79.3GastroschisisBillable
- Q79.4Prune belly syndromeBillable
- Q79.5Other congenital malformations of abdominal wallHeader
- Q79.6Ehlers-Danlos syndromesHeader
- Q79.8Other congenital malformations of musculoskeletal systemBillable
- Q79.9Congenital malformation of musculoskeletal system, unspecifiedBillable