J98.4 is the authoritative medical code for Other disorders of lung. This classification is used in medical billing and clinical recording to specify the clinical criteria for other disorders of lung (ICD-10-CM J98.4), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Other disorders of lung is a billable ICD-10-CM diagnosis code J98.4. Inclusion terms: Calcification of lung; Cystic lung disease acquired; Lung disease NOS; Pulmolithiasis. Excludes1 (not coded here): acute interstitial pneumonitis J84.114; pulmonary insufficiency following surgery J95.1-J95.2; 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.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for J98.4 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Calcification of lung
- Cystic lung disease acquired
- Lung disease NOS
- Pulmolithiasis
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- acute interstitial pneumonitis J84.114
- pulmonary insufficiency following surgery J95.1-J95.2
- newborn apnea P28.4-
- newborn sleep apnea P28.3-
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- apnea NOS R06.81
- sleep apnea G47.3-
Use Additional Code
Supplementary codes the tabular list directs you to add.
- 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
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with J98.4?
Per Excludes1 instructions, J98.4 must not be reported with: acute interstitial pneumonitis (J84.114); pulmonary insufficiency following surgery (J95.1-J95.2); newborn apnea (P28.4-); newborn sleep apnea (P28.3-).
Can J98.4 be reported alongside related conditions?
Per Excludes2 instructions, J98.4 and the following may both be reported when both are present: apnea NOS (R06.81); sleep apnea (G47.3-).
Is an additional code needed with J98.4?
Use additional code(s) to specify: 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).
What conditions are included under J98.4?
Other disorders of lung includes: Calcification of lung; Cystic lung disease (acquired); Lung disease NOS; Pulmolithiasis.
Codes in This Family (9)
Official ICD-10-CM classifications in the same code family as J98.4, with their registry titles.
- J98 — Other respiratory disorders
- J98.0 — Diseases of bronchus, not elsewhere classified
- J98.1 — Pulmonary collapse
- J98.2 — Interstitial emphysema
- J98.3 — Compensatory emphysema
- J98.5 — Diseases of mediastinum, not elsewhere classified
- J98.6 — Disorders of diaphragm
- J98.8 — Other specified respiratory disorders
- J98.9 — Respiratory disorder, unspecified
Indexed Clinical Terms (44)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- 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
- Granuloma, lung (infectious)
- 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
Related Codes & Numerical Sequence (Crawl Map)
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