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J09

Non-billable

Influenza due to certain identified influenza viruses

J09 is the ICD-10-CM code for Influenza due to certain identified influenza viruses. It is a non-billable category code — use a more specific child code such as J09.X for billing.

Status
Header (non-billable)
Chapter
J00-J99
Subcodes
1
Edition
FY2026

J00-J99 Diseases of the respiratory system

Excludes1 — not coded here

  • •influenza A/H1N1 (J10.-)
  • •influenza due to other identified influenza virus (J10.-)
  • •influenza due to unidentified influenza virus (J11.-)
  • •seasonal influenza due to other identified influenza virus (J10.-)
  • •seasonal influenza due to unidentified influenza virus (J11.-)

Frequently asked questions

What is ICD-10 code J09?
J09 is the ICD-10-CM code for "Influenza due to certain identified influenza viruses". It falls under J00-J99 Diseases of the respiratory system.
Is J09 a billable code?
No — J09 is a non-billable header code. Use a more specific child code (such as J09.X) for billing.
What are the subcodes of J09?
J09 has 1 more specific child code, including J09.X.
What is excluded from J09?
Excludes1 (not coded here): influenza A/H1N1 (J10.-); influenza due to other identified influenza virus (J10.-); influenza due to unidentified influenza virus (J11.-); seasonal influenza due to other identified influenza virus (J10.-).

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

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