Billable ICD-10-CM code, FY2026. Acts as a Major Complication or Comorbidity (MCC) as a secondary diagnosis. Exempt from present-on-admission (POA) reporting.
Excludes1 (never code together)
congenital hiatus hernia (Q40.1)
Applies from Q79 Congenital malformations of musculoskeletal system, not elsewhere classified
Excludes2 (not included here)
congenital (sternomastoid) torticollis (Q68.0)
MS-DRG index
Defines the logic of DRG(s) 205-206 in MDC 04.
Approximate ICD-9-CM (GEMs)
756.6 Anomalies of diaphragm (approximate)
Code annotations containing back-references to Q79.0
Back-references to Q79.0
Type 1 Excludes: J98.6 Disorders of diaphragm ("congenital diaphragmatic hernia (Q79.0)")
Type 1 Excludes: K44 Diaphragmatic hernia ("congenital diaphragmatic hernia (Q79.0)")
Type 2 Excludes: Q45 Other congenital malformations of digestive system ("congenital diaphragmatic hernia (Q79.0)")
Back-references to Q79
Type 1 Excludes: M24.3 Pathological dislocation of joint, not elsewhere classified ("congenital dislocation or displacement of joint- see congenital malformations and deformations of the musculoskeletal system (Q65-Q79)")
Type 2 Excludes: M95 Other acquired deformities of musculoskeletal system and connective tissue ("congenital malformations and deformations of the musculoskeletal system (Q65-Q79)")
Diagnosis Index entries for Q79.0
Defect, defective › diaphragm › congenital › with hernia