J86.9 – Pyothorax without fistula

ICD-10-CM 2027 diagnosis code · Suppurative and necrotic conditions of the lower respiratory tract

Billable code

ICD-10-CM code J86.9

Code: J86.9 (claims format: J869)
Description: Pyothorax without fistula
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: J85-J86 Suppurative and necrotic conditions of the lower respiratory tract
Parent codes: J86

Notes for J86.9

Applicable to:

Abscess of pleura
Abscess of thorax
Empyema (chest) (lung) (pleura)
Fibrinopurulent pleurisy
Purulent pleurisy
Pyopneumothorax
Septic pleurisy
Seropurulent pleurisy
Suppurative pleurisy

Notes inherited from parent codes

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

J86 – Pyothorax

Excludes1 (not coded here):

abscess of lung (J85.-)
pyothorax due to tuberculosis (A15.6)

Use additional code:

code (B95-B97) to identify infectious agent.

Index terms for J86.9

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

Related codes in J86

J86.0 – Pyothorax with fistulaBillable

Frequently asked questions

What is ICD-10 code J86.9?

J86.9 is the ICD-10-CM code for pyothorax without fistula, in the block J85-J86 (Suppurative and necrotic conditions of the lower respiratory tract).

Is J86.9 a billable code?

Yes. J86.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does J86.9 belong to?

It belongs to category J86 – Pyothorax.

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.