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J84

Non-billable

Other interstitial pulmonary diseases

J84 is the ICD-10-CM code for Other interstitial pulmonary diseases. It is a non-billable category code — use a more specific child code such as J84.0 for billing.

Status
Header (non-billable)
Chapter
J00-J99
Subcodes
5
Edition
FY2026

J00-J99 Diseases of the respiratory system

What this means — in plain language

MedlinePlus · NIH

Interstitial lung disease is the name for a large group of diseases that inflame or scar the lungs. The inflammation and scarring make it hard to get enough oxygen. The scarring is called pulmonary fibrosis . Breathing in dust or other particles in the air is responsible for some types of interstitial lung diseases. Specific types include: Black lung disease among coal miners, from inhaling coal dust Farmer's lung,…

Read more about Interstitial Lung Diseases at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • •drug-induced interstitial lung disorders (J70.2-J70.4)
  • •interstitial emphysema (J98.2)

Excludes2 — not included here

  • •lung diseases due to external agents (J60-J70)

Notes

  • •, if applicable, associated condition

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH
Lung DiseasesCryptosporidiosisPulmonary FibrosisInterstitial Lung Diseases

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code J84?
J84 is the ICD-10-CM code for "Other interstitial pulmonary diseases". It falls under J00-J99 Diseases of the respiratory system.
Is J84 a billable code?
No — J84 is a non-billable header code. Use a more specific child code (such as J84.0) for billing.
What are the subcodes of J84?
J84 has 5 more specific child codes, including J84.0, J84.1, J84.2.
What is excluded from J84?
Excludes1 (not coded here): drug-induced interstitial lung disorders (J70.2-J70.4); interstitial emphysema (J98.2).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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