J84
ICD-10Non-billable categoryOther interstitial pulmonary diseases
Official ICD-10-CM descriptor (FY2026)
Other interstitial pulmonary diseases
J84 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- drug-induced interstitial lung disorders (J70.2-J70.4)
- interstitial emphysema (J98.2)
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- lung diseases due to external agents (J60-J70)
Code also
Two codes may be needed; sequencing depends on the reason for the encounter.
- , if applicable, associated condition
More specific codes under J84
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.