ICD-10-CM Q79: Congenital malformations of musculoskeletal system, not elsewhere classified

ICD-10-CM Diagnosis Code (2025)

Official Description for Q79

Congenital malformations of musculoskeletal system, not elsewhere classified

Coding Notes & Guidelines for Q79

Excludes1: Not Coded Here

congenital hiatus hernia (Q40.1)

Excludes1: Not Coded Here

umbilical hernia (K42.-)

Excludes1: Not Coded Here

umbilical hernia (K42.-)

Excludes2: Not Included Here

congenital (sternomastoid) torticollis (Q68.0)

Inclusion Terms
  • Absence of diaphragm
  • Congenital malformation of diaphragm NOS
  • Eventration of diaphragm
Inclusion Terms

Omphalocele

Inclusion Terms
  • Congenital prolapse of bladder mucosa
  • Eagle-Barrett syndrome
Inclusion Terms

Classical EDS (cEDS)

Inclusion Terms

Hypermobile EDS (hEDS)

Inclusion Terms

Vascular EDS (vEDS)

Inclusion Terms
  • Absence of muscle
  • Absence of tendon
  • Accessory muscle
  • Amyotrophia congenita
  • Congenital constricting bands
  • Congenital shortening of tendon
  • Poland syndrome
Inclusion Terms
  • Congenital anomaly of musculoskeletal system NOS
  • Congenital deformity of musculoskeletal system NOS

Child Codes (More Specific Codes for Q79):

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 wall Q79.51 - Congenital hernia of bladder Q79.59 - Other congenital malformations of abdominal wall Q79.6 - Ehlers-Danlos syndromes Q79.60 - Ehlers-Danlos syndrome, unspecified Q79.61 - Classical Ehlers-Danlos syndrome Q79.62 - Hypermobile Ehlers-Danlos syndrome Q79.63 - Vascular Ehlers-Danlos syndrome Q79.69 - Other Ehlers-Danlos syndromes Q79.8 - Other congenital malformations of musculoskeletal system Q79.9 - Congenital malformation of musculoskeletal system, unspecified

About ICD-10-CM Code Q79 (Congenital malformations of musculoskeletal system)

ICD-10-CM code Q79 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Q79 became effective on October 1, 2024.

This page provides detailed information about Q79 - Congenital malformations of musculoskeletal system, not elsewhere classified. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Congenital malformations of musculoskeletal system related to not elsewhere classified.