ICD-10-CM > J00-J99 > J80-J84 > J84 > J84.8 J84.8 Other specified interstitial pulmonary diseases Non-Billable/Non-Specific Type 1 Excludes exogenous lipoid pneumonia (J69.1)unspecified lipoid pneumonia (J69.1) Codes J84.81LymphangioleiomyomatosisJ84.82Adult pulmonary Langerhans cell histiocytosisJ84.83Surfactant mutations of the lungJ84.84Other interstitial lung diseases of childhoodJ84.841Neuroendocrine cell hyperplasia of infancyJ84.842Pulmonary interstitial glycogenosisJ84.843Alveolar capillary dysplasia with vein misalignmentJ84.848Other interstitial lung diseases of childhoodJ84.89Other specified interstitial pulmonary diseases