J84.89 – Other specified interstitial pulmonary diseases

ICD-10-CM 2027 diagnosis code · Other respiratory diseases principally affecting the interstitium

Billable code

ICD-10-CM code J84.89

Code: J84.89 (claims format: J8489)
Description: Other specified interstitial pulmonary diseases
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 10. Diseases of the respiratory system (J00-J99)
Block: J80-J84 Other respiratory diseases principally affecting the interstitium
Parent codes: J84 › J84.8

Notes for J84.89

Applicable to:

Endogenous lipoid pneumonia
Interstitial pneumonitis
Non-specific interstitial pneumonitis NOS
Organizing pneumonia NOS

Excludes1 (not coded here):

cryptogenic organizing pneumonia (J84.116)
idiopathic non-specific interstitial pneumonitis (J84.113)
lipoid pneumonia, exogenous or unspecified (J69.1)
lymphoid interstitial pneumonia (J84.2)

Code first:

, if applicable:
poisoning due to drug or toxin (T51-T65 with fifth or sixth character to indicate intent), for toxic pneumonopathy
underlying cause of pneumonopathy, if known

Use additional code:

code, for adverse effect, to identify drug (T36-T50 with fifth or sixth character 5), if drug-induced

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

J84 – Other interstitial pulmonary diseases

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)

Code also:

, if applicable, associated condition

J84.8 – Other specified interstitial pulmonary diseases

Excludes1 (not coded here):

exogenous lipoid pneumonia (J69.1)
unspecified lipoid pneumonia (J69.1)

Index terms for J84.89

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in J84.8

Frequently asked questions

What is ICD-10 code J84.89?

J84.89 is the ICD-10-CM code for other specified interstitial pulmonary diseases, in the block J80-J84 (Other respiratory diseases principally affecting the interstitium).

Is J84.89 a billable code?

Yes. J84.89 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does J84.89 belong to?

It belongs to category J84 – Other interstitial pulmonary diseases.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.