Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes J00-J99 – Diseases of the respiratory system (J00-J99) > 2024 ICD-10-CM Codes J09-J18 – Influenza and pneumonia (J09-J18) > 2024 ICD-10-CM Codes J11 – Influenza due to unidentified influenza virus (J11) > 2024 ICD-10-CM Codes J11.0 – Influenza due to unidentified influenza virus with pneumonia (J11.0)