J84.112
Billable codeIdiopathic pulmonary fibrosis
The ICD-10 code for idiopathic pulmonary fibrosis is J84.112.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Cryptogenic fibrosing alveolitis
- Idiopathic fibrosing alveolitis
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- J84.111Idiopathic interstitial pneumonia, not otherwise specified
- J84.113Idiopathic non-specific interstitial pneumonitis
- J84.114Acute interstitial pneumonitis
- J84.115Respiratory bronchiolitis interstitial lung disease
- J84.116Cryptogenic organizing pneumonia
- J84.117Desquamative interstitial pneumonia
- J84.112Idiopathic pulmonary fibrosis
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 51631
Associated MS-DRGs
J84.112 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.