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ICD-10-CM · FY 2026 APRIL UPDATE

J84

Other interstitial pulmonary diseases

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
J84.0Alveolar and parieto-alveolar conditionsCategory
J84.01Alveolar proteinosisBillable
J84.02Pulmonary alveolar microlithiasisBillable
J84.03Idiopathic pulmonary hemosiderosisBillable
J84.09Other alveolar and parieto-alveolar conditionsBillable
J84.1Other interstitial pulmonary diseases with fibrosisCategory
J84.10Pulmonary fibrosis, unspecifiedBillable
J84.11Idiopathic interstitial pneumoniaCategory
J84.111Idiopathic interstitial pneumonia, not otherwise specifiedBillable
J84.112Idiopathic pulmonary fibrosisBillable
J84.113Idiopathic non-specific interstitial pneumonitisBillable
J84.114Acute interstitial pneumonitisBillable
J84.115Respiratory bronchiolitis interstitial lung diseaseBillable
J84.116Cryptogenic organizing pneumoniaBillable
J84.117Desquamative interstitial pneumoniaBillable
J84.17Other interstitial pulmonary diseases with fibrosis in diseases classified elsewhereCategory
J84.170Interstitial lung disease with progressive fibrotic phenotype in diseases classified elsewhereBillable
J84.178Other interstitial pulmonary diseases with fibrosis in diseases classified elsewhereBillable
J84.2Lymphoid interstitial pneumoniaBillable
J84.8Other specified interstitial pulmonary diseasesCategory
J84.81LymphangioleiomyomatosisBillable
J84.82Adult pulmonary Langerhans cell histiocytosisBillable
J84.83Surfactant mutations of the lungBillable
J84.84Other interstitial lung diseases of childhoodCategory
J84.841Neuroendocrine cell hyperplasia of infancyBillable
J84.842Pulmonary interstitial glycogenosisBillable
J84.843Alveolar capillary dysplasia with vein misalignmentBillable
J84.848Other interstitial lung diseases of childhoodBillable
J84.89Other specified interstitial pulmonary diseasesBillable
J84.9Interstitial pulmonary disease, unspecifiedBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.