J09.X1
Billable codeInfluenza due to identified novel influenza A virus with pneumonia
The ICD-10 code for influenza due to identified novel influenza a virus with pneumonia is J09.X1.
Clinical notes
Code also
Two codes may be needed to fully describe a condition, but unlike Code First/Use Additional Code, the sequencing order is not mandated by convention.
- , if applicable, associated:
- lung abscess (J85.1)
- other specified type of pneumonia
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- J09.X2Influenza due to identified novel influenza A virus with other respiratory manifestations
- J09.X3Influenza due to identified novel influenza A virus with gastrointestinal manifestations
- J09.X9Influenza due to identified novel influenza A virus with other manifestations
- J09.X1Influenza due to identified novel influenza A virus with pneumonia
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 48801Approximate match
- 48881Approximate match
Associated MS-DRGs
J09.X1 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.