Coding and coverage · ICD-10-CM

Q79 Congenital malformations of musculoskeletal system, not elsewhere classified

Not billable (header)Chapter 17

Report one of the more specific codes below.

Check coverage with this diagnosis

Codes under this one

  • Q79.0 Congenital diaphragmatic hernia
  • Q79.1 Other congenital malformations of diaphragm
  • Q79.2 Exomphalos
  • Q79.3 Gastroschisis
  • Q79.4 Prune belly syndrome
  • Q79.5 Other congenital malformations of abdominal wallHeader
  • Q79.6 Ehlers-Danlos syndromesHeader
  • Q79.8 Other congenital malformations of musculoskeletal system
  • Q79.9 Congenital malformation of musculoskeletal system, unspecified

Instructional notes

Chapter 17

Excludes2Not included here: the patient may have both; report both when both are present.
  • inborn errors of metabolism (E70-E88)
Notes
  • Codes from this chapter are not for use on maternal records

This code

Excludes2Not included here: the patient may have both; report both when both are present.
  • congenital (sternomastoid) torticollis (Q68.0)

Chapter 17: Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1) · Q65-Q79 Congenital malformations and deformations of the musculoskeletal system (Q65-Q79)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.