Specific code 2015 ICD-9-CM Diagnosis Code 079.99
Unspecified viral infection
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 079.99 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 079.99 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).
Convert to ICD-10-CM: 079.99 converts approximately to:
  • 2015/16 ICD-10-CM B97.89 Other viral agents as the cause of diseases classified elsewhere
Approximate Synonyms
  • Acute retinal necrosis
  • Acute viral bronchiolitis
  • Acute viral disease
  • Acute viral laryngotracheitis
  • Acute viral otitis externa
  • Acute viral thyroiditis
  • Amantadine resistant virus present
  • Arthritis due to viral infection
  • Arthritis of hand due to viral infection
  • Arthritis of knee due to viral infection
  • Arthropathy associated with viral disease
  • Boid inclusion body disease
  • Cardiomyopathy due to viral infection
  • Cardiomyopathy, due to viral infection
  • Congenital viral disease
  • Congenital viral infection
  • Disease of possible viral origin
  • Encephalitis due to influenza-specific virus not identified
  • Influenza A virus subtype H1 present
  • Maternal viral disease complicating pregnancy
  • Maternal viral disease in pregnancy
  • Neonatal viral infection of skin
  • Nonspecific syndrome suggestive of viral illness (finding)
  • Oral mucosal viral disease
  • Postpartum (after childbirth) viral disease
  • Postpartum viral disease
  • Postviral depression
  • Postviral excessive daytime sleepiness
  • Postviral infection debility
  • Viral acute pancreatitis
  • Viral bronchitis
  • Viral carditis
  • Viral dermatitis of eyelid
  • Viral disease
  • Viral disease in childbirth
  • Viral disease in pregnancy
  • Viral ear infection
  • Viral esophagitis
  • Viral eye infection
  • Viral infection
  • Viral infection by site
  • Viral lower respiratory infection
  • Viral musculoskeletal infection
  • Viral myositis
  • Viral pleurisy
  • Viral respiratory infection
  • Viral retinitis
  • Viral syndrome
  • Viral ulcer of esophagus
  • Virus present
  • Zanamivir resistant virus present
Clinical Information
  • Any disease caused by a virus
  • Disease produced by viruses
Applies To
  • Viral infection NOS
ICD-9-CM Volume 2 Index entries containing back-references to 079.99:
  • Infection, infected, infective (opportunistic) 136.9
    • virus, viral 079.99
      • adenovirus
        • in diseases classified elsewhere - see category 079
        • unspecified nature or site 079.0
      • central nervous system NEC 049.9
      • chest 519.8
      • conjunctivitis 077.99
        • specified type NEC 077.89
      • coronavirus 079.89
      • Coxsackie (see also Infection, Coxsackie) 079.2
      • Ebola 065.8
      • ECHO
        • in diseases classified elsewhere - see category 079
        • unspecified nature or site 079.1
      • encephalitis 049.9
      • enteritis NEC (see also Enteritis, viral) 008.8
      • exanthem NEC 057.9
      • Hantavirus 079.81
      • human papilloma 079.4
      • in diseases classified elsewhere - see category 079
      • intestine (see also Enteritis, viral) 008.8
      • Lung - see Pneumonia, viral
      • respiratory syncytial (RSV) 079.6
      • Retrovirus 079.50
      • rhinovirus
        • in diseases classified elsewhere - see category 079
        • unspecified nature or site 079.3
      • salivary gland disease 078.5
      • slow 046.9
        • specified condition NEC 046.8
      • specified type NEC 079.89
        • in diseases classified elsewhere - see category 079
      • unspecified nature or site 079.99
      • warts 078.10
      • yaba monkey tumor 059.22
  • Septicemia, septicemic (generalized) (suppurative) 038.9
    • viral 079.99
  • Syndrome - see also Disease
    • virus, viral 079.99
  • Virus, viral - see also condition
    • infection NEC (see also Infection, viral) 079.99
    • septicemia 079.99
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 079.99 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 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.