J98.6 Disorders of diaphragm

Billable ICD-10-CM code, FY2026.

Applicable to

• Diaphragmatitis
• Paralysis of diaphragm
• Relaxation of diaphragm

Excludes1 (never code together)

• congenital malformation of diaphragm NEC (Q79.1)
• congenital diaphragmatic hernia (Q79.0)

Excludes2 (not included here)

• diaphragmatic hernia (K44.-)

Applies from J98 Other respiratory disorders

Excludes1 (never code together)

• newborn apnea (P28.4-)
• newborn sleep apnea (P28.3-)

Excludes2 (not included here)

• apnea NOS (R06.81)
• sleep apnea (G47.3-)

Use additional code

• code to identify:
• exposure to environmental tobacco smoke (Z77.22)
• exposure to tobacco smoke in the perinatal period (P96.81)
• history of tobacco dependence (Z87.891)
• occupational exposure to environmental tobacco smoke (Z57.31)
• tobacco dependence (F17.-)
• tobacco use (Z72.0)

MS-DRG index

Defines the logic of DRG(s) 205-206 in MDC 04.

Approximate ICD-9-CM (GEMs)

• 519.4 Disorders of diaphragm

Diagnosis Index entries for J98.6

• Deformity › diaphragm (congenital) › acquired
• Diaphragmatitis, diaphragmitis
• Disease, diseased › diaphragm
• Disorder (of) › diaphragm
• Ossification › diaphragm
• Paralysis, paralytic (complete) (incomplete) › diaphragm (flaccid)
• Relaxation › diaphragm

Nearby codes

• J98.3 Compensatory emphysema
• J98.4 Other disorders of lung
• J98.5 Diseases of mediastinum, not elsewhere classified
• J98.51 Mediastinitis
• J98.59 Other diseases of mediastinum, not elsewhere classified
• J98.6 Disorders of diaphragm (this code)
• J98.8 Other specified respiratory disorders
• J98.9 Respiratory disorder, unspecified