ICD-10-CM Book 2025 Edition
Chapters ICD-10-CM Book Table of Content /
chapter 10 J00-J99 Diseases of the respiratory system /
J09-J18 Influenza and pneumonia /
J11 Influenza due to unidentified influenza virus
Billable ICD-10-CM Code J11.81
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J11.81
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Influenza due to unidentified influenza virus with encephalopathy
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| Influenzal encephalopathy NOS |