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J11.8

⚠ Non-billable (Header)

Influenza due to unidentified influenza virus with other manifestations

Diseases of the respiratory system (J00-J99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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✅ No additional coding notes for J11.8

Child Codes (4)

J11.81Influenza due to unidentified influenza virus with encephalopathyJ11.82Influenza due to unidentified influenza virus with myocarditisJ11.83Influenza due to unidentified influenza virus with otitis mediaJ11.89Influenza due to unidentified influenza virus with other manifestations

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Code Information

CodeJ11.8
BillableNo — Header code
ParentJ11
CategoryDiseases of the respiratory system (J00-J99)
Excludes10 rule(s)
Excludes20 note(s)
Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)