J84.11
⚠ Non-billable (Header)Idiopathic interstitial pneumonia
Diseases of the respiratory system (J00-J99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
directCannot be coded with J84.11
- • lymphoid interstitial pneumonia (J84.2)
- • pneumocystis pneumonia (B59)
❌ Excludes1
inherited from J84.1Rules from parent category J84.1: Other interstitial pulmonary diseases with fibrosis
- • pulmonary fibrosis (chronic) following radiation (J70.1)
Child Codes (7)
J84.111Idiopathic interstitial pneumonia, not otherwise specifiedJ84.112Idiopathic pulmonary fibrosisJ84.113Idiopathic non-specific interstitial pneumonitisJ84.114Acute interstitial pneumonitisJ84.115Respiratory bronchiolitis interstitial lung diseaseJ84.116Cryptogenic organizing pneumoniaJ84.117Desquamative interstitial pneumonia
🧪 Validate Combinations
Add J84.11 to the Excludes Checker to validate against your full code list.
Open in Checker →Code Information
CodeJ84.11
BillableNo — Header code
ParentJ84.1
CategoryDiseases of the respiratory system (J00-J99)
Excludes13 rule(s)
Excludes20 note(s)
Child codes7
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)