J98.2 – Interstitial emphysema

ICD-10-CM 2027 diagnosis code · Other diseases of the respiratory system

Billable code

ICD-10-CM code J98.2

Code: J98.2 (claims format: J982)
Description: Interstitial emphysema
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: J96-J99 Other diseases of the respiratory system
Parent codes: J98

Notes for J98.2

Applicable to:

Mediastinal emphysema

Excludes1 (not coded here):

emphysema NOS (J43.9)
emphysema in newborn (P25.0)
surgical emphysema (subcutaneous) (T81.82)
traumatic subcutaneous emphysema (T79.7)

Notes inherited from parent codes

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

J98 – Other respiratory disorders

Excludes1 (not coded here):

newborn apnea (P28.4-)
newborn sleep apnea (P28.3-)

Excludes2 (not included here):

apnea NOS (R06.81)
sleep apnea (G47.3-)

Use additional code:

code to identify:
exposure to environmental tobacco smoke (Z77.22)
exposure to tobacco smoke in the perinatal period (P96.81)
history of tobacco dependence (Z87.891)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)

Index terms for J98.2

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

Related codes in J98

J98.0 – Diseases of bronchus, not elsewhere classifiedHeader
J98.1 – Pulmonary collapseHeader
J98.3 – Compensatory emphysemaBillable
J98.4 – Other disorders of lungBillable
J98.5 – Diseases of mediastinum, not elsewhere classifiedHeader
J98.6 – Disorders of diaphragmBillable
J98.8 – Other specified respiratory disordersBillable
J98.9 – Respiratory disorder, unspecifiedBillable

Frequently asked questions

What is ICD-10 code J98.2?

J98.2 is the ICD-10-CM code for interstitial emphysema, in the block J96-J99 (Other diseases of the respiratory system).

Is J98.2 a billable code?

Yes. J98.2 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does J98.2 belong to?

It belongs to category J98 – Other respiratory disorders.

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.