Home > 2011 ICD-9-CM Diagnosis Codes > Diseases Of The Respiratory System 460-519 > Pneumonia And Influenza 480-488 > Influenza due to certain identified influenza viruses 488-
Specific code 2011 ICD-9-CM Diagnosis Code 488.11
Influenza due to identified novel h1n1 influenza virus with pneumonia
  • Short description: Flu dt H1N1 flu w pneu.
  • ICD-9-CM 488.11 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 488.11 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2011 version of ICD-9-CM 488.11.
  • More recent version(s) of ICD-9-CM 488.11: 2012 2013 2014 2015.
Convert to ICD-10-CM: 488.11 converts approximately to:
  • 2015/16 ICD-10-CM J10.08 Influenza due to other identified influenza virus with other specified pneumonia
Approximate Synonyms
  • H1N1 influenza w pneumonia
  • Influenza, H1N1 with viral pneumonia
  • Pneumonia due to H1N1 influenza
Applies To
  • Influenza due to identified novel H1N1 with pneumonia, any form
  • Novel H1N1 influenzal:
    • bronchopneumonia
    • pneumonia
Use Additional
ICD-9-CM Volume 2 Index entries containing back-references to 488.11:
  • Influenza, influenzal 487.1
    • novel (2009) H1N1 488.12
      • with involvement of gastrointestinal tract 488.19
      • bronchopneumonia 488.11
      • laryngitis 488.12
      • manifestations NEC 488.19
      • pharyngitis 488.12
      • pneumonia (any form classifiable to 480-483, 485-486) 488.11
      • respiratory infection (acute) (upper) 488.12
  • Pneumonia (acute) (Alpenstich) (benign) (bilateral) (brain) (cerebral) (circumscribed) (congestive) (creeping) (delayed resolution) (double) (epidemic) (fever) (flash) (fulminant) (fungoid) (granulomatous) (hemorrhagic) (incipient) (infantile) (infectious) (infiltration) (insular) (intermittent) (latent) (lobe) (migratory) (newborn) (organized) (overwhelming) (primary) (progressive) (pseudolobar) (purulent) (resolved) (secondary) (senile) (septic) (suppurative) (terminal) (true) (unresolved) (vesicular) 486
    • with influenza, flu, or grippe 487.0
      • due to
        • identified (virus)
    • broncho-, bronchial (confluent) (croupous) (diffuse) (disseminated) (hemorrhagic) (involving lobes) (lobar) (terminal) 485
      • with influenza 487.0
        • due to
          • identified (virus)
      • allergic 518.3
      • aspiration (see also Pneumonia, aspiration) 507.0
      • bacterial 482.9
      • capillary 466.19
        • with bronchospasm or obstruction 466.19
      • chronic (see also Fibrosis, lung) 515
      • congenital (infective) 770.0
      • diplococcal 481
      • Eaton's agent 483.0
      • Escherichia coli (E. coli) 482.82
      • Friedländer's bacillus 482.0
      • Hemophilus influenzae 482.2
      • hiberno-vernal 083.0 [484.8]
      • hypostatic 514
      • influenzal (see also Influenza) 487.0
      • inhalation (see also Pneumonia, aspiration) 507.0
        • due to fumes or vapors (chemical) 506.0
      • Klebsiella 482.0
      • lipid 507.1
      • Mycoplasma (pneumoniae) 483.0
      • ornithosis 073.0
      • pleuropneumonia-like organisms (PPLO) 483.0
      • pneumococcal 481
      • Proteus 482.83
      • Pseudomonas 482.1
      • specified organism NEC 483.8
      • staphylococcal 482.40
      • streptococcal - see Pneumonia, streptococcal
      • typhoid 002.0 [484.8]
      • viral, virus (see also Pneumonia, viral) 480.9
 488.1 ICD9Data.com 488.12 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 488.11 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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