MCMedicalCodingSoftware
Q79.8

Q79.8: Other congenital malformations of musculoskeletal system

Billable / specific codeICD-10-CMPOA exempt

Q79.8 is a billable, specific ICD-10-CM code for other congenital malformations of musculoskeletal system. It is valid for submission on a claim.

Check Q79.8 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Absence of muscle
  • Absence of tendon
  • Accessory muscle
  • Amyotrophia congenita
  • Congenital constricting bands
  • Congenital shortening of tendon
  • Poland syndrome

Excludes2 inherited from the categories above Q79.8

Not part of this code, but both may be coded when both are present.

Written on Q79: Congenital malformations of musculoskeletal system, not elsewhere classified

  • congenital (sternomastoid) torticollis (Q68.0)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Acromicria, acromikria
  • Amyoplasia congenita
  • Myelo-osteo-musculodysplasia hereditaria
  • Poland syndrome
  • Thoracogastroschisis(congenital)
  • Touraine's syndrome
  • Absence›muscle(congenital) (pectoral)
  • Absence›tendon(congenital)
  • Accessory›bone NEC
  • Accessory›muscle
  • Accessory›tendon
  • Agenesis›muscle

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Q79

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.