J86 – Pyothorax

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

Non-billable header

ICD-10-CM code J86
Code
J86 (claims format: J86)
Description
Pyothorax
Billable
No – use a more specific code below
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

Billable codes under J86

J86 is a header code and cannot be used on claims. Choose the most specific code:

Notes for J86

Excludes1 (not coded here):
  • abscess of lung (J85.-)
  • pyothorax due to tuberculosis (A15.6)
Use additional code:
  • code (B95-B97) to identify infectious agent.

Frequently asked questions

What is ICD-10 code J86?

J86 is the ICD-10-CM code for pyothorax, in the block J85-J86 (Suppurative and necrotic conditions of the lower respiratory tract).

Is J86 a billable code?

No. J86 is a header code with more specific child codes; report one of the billable codes listed above.

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.