J11
Header — not billableInfluenza due to unidentified influenza virus
The ICD-10 code for influenza due to unidentified influenza virus is J11.
J11 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 4 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under J11
- J11.0Influenza due to unidentified influenza virus with pneumonianon-billable header
- J11.1Influenza due to unidentified influenza virus with other respiratory manifestations
- J11.2Influenza due to unidentified influenza virus with gastrointestinal manifestations
- J11.8Influenza due to unidentified influenza virus with other manifestationsnon-billable header
Related codes in this category
- J09Influenza due to certain identified influenza virusesnon-billable header
- J10Influenza due to other identified influenza virusnon-billable header
- J12Viral pneumonia, not elsewhere classifiednon-billable header
- J13Pneumonia due to Streptococcus pneumoniae
- J14Pneumonia due to Hemophilus influenzae
- J15Bacterial pneumonia, not elsewhere classifiednon-billable header
- J16Pneumonia due to other infectious organisms, not elsewhere classifiednon-billable header
- J17Pneumonia in diseases classified elsewhere
- J18Pneumonia, unspecified organismnon-billable header
- J11Influenza due to unidentified influenza virusnon-billable header