J98.4 Other disorders of lung

Billable ICD-10-CM code, FY2026.

Applicable to

• Calcification of lung
• Cystic lung disease (acquired)
• Lung disease NOS
• Pulmolithiasis

Excludes1 (never code together)

• acute interstitial pneumonitis (J84.114)
• pulmonary insufficiency following surgery (J95.1-J95.2)

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)

• 518.89 Other diseases of lung, not elsewhere classified

Code annotations containing back-references to J98.4

Back-references to J98.4

• Type 1 Excludes: Q33.0 Congenital cystic lung ("cystic lung disease, acquired or unspecified (J98.4)")

Diagnosis Index entries for J98.4

• Adhesions, adhesive (postinfective) › lung
• Adhesions, adhesive (postinfective) › pulmonary
• Atrophy, atrophic (of) › lung (senile)
• Calcification › lung (active) (postinfectional)
• Calculus, calculi, calculous › lung
• Calculus, calculi, calculous › pulmonary
• Cavitation of lung › nontuberculous
• Cicatrix (adherent) (contracted) (painful) (vicious) › lung
• Compression › lung
• Cyst (colloid) (mucous) (simple) (retention) › air, lung
• Cyst (colloid) (mucous) (simple) (retention) › bronchogenic (mediastinal) (sequestration)
• Cyst (colloid) (mucous) (simple) (retention) › lung
• Cystic › lung disease
• Deformity › lung (congenital) › acquired
• Degeneration, degenerative › lung
• Density › lung (nodular)
• Disease, diseased › bronchopulmonary
• Disease, diseased › cystic › lung
• Disease, diseased › lung
• Disease, diseased › lung › cystic
• Disease, diseased › lung › polycystic
• Disease, diseased › polycystic › lung or pulmonary
• Hernia, hernial (acquired) (recurrent) › lung (subcutaneous)
• Honeycomb lung
• Inflammation, inflamed, inflammatory (with exudation) › lung (acute) › chronic
• Insufficiency, insufficient › pulmonary
• Insufficiency, insufficient › pulmonary › following › shock
• Insufficiency, insufficient › pulmonary › following › trauma
• Lesion (s) (nontraumatic) › pulmonary
• Obstruction, obstructed, obstructive › lung
• Occlusion, occluded › lung
• Paralysis, paralytic (complete) (incomplete) › lung
• Pneumatocele (lung)
• Pneumonitis (acute) (primary)
• Pneumonitis (acute) (primary) › noninfectious
• Pneumonitis (acute) (primary) › specified NEC
• Pneumopathy NEC
• Polycystic (disease) › lung
• Pseudocyst › lung
• Pulmolithiasis
• Retraction › lung
• Scar, scarring › lung (base)
• Ulcer, ulcerated, ulcerating, ulceration, ulcerative › lung

Nearby codes

• J98.1 Pulmonary collapse
• J98.11 Atelectasis
• J98.19 Other pulmonary collapse
• J98.2 Interstitial emphysema
• J98.3 Compensatory emphysema
• J98.4 Other disorders of lung (this code)
• 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
• J98.8 Other specified respiratory disorders