icd 9 code for flu

What is the ICD 10 code for influenza?

J11.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Short description: Flu due to unidentified influenza virus w oth resp manifest. The 2018/2019 edition of ICD-10-CM J11.1 became effective on October 1, 2018.

How accurate are ICD-9 codes for influenza-specific admission and discharge?

A total of 529 patients had influenza- specific admission or discharge ICD- 9 codes. The sensitivity of influenza- specific ICD-9 codes was 65% (95% confidence interval [CI] 61%–68%), and the positive predictive value was 88% (95% CI 84%–90%) (Table).

What is influenza?

Influenza due to unidentified influenza virus with other respiratory manifestations. An acute viral infection of the respiratory tract, occurring in isolated cases, in epidemics, or in pandemics; it is caused by serologically different strains of viruses (influenzaviruses) designated a, b, and c, has a 3-day incubation period,...

What are the signs and symptoms of the flu?

It is marked by inflammation of the nasal mucosa, pharynx, and conjunctiva; headache; myalgia; often fever, chills, and prostration; and occasionally involvement of the myocardium or central nervous system. (from Dorland) Flu is a respiratory infection caused by a number of viruses.

What is the ICD-10 code for flu?

ICD-10-CM Code for Influenza due to other identified influenza virus with other respiratory manifestations J10. 1.

What is the diagnosis of influenza?

Diagnostic tests available for influenza include viral culture, serology, rapid antigen testing, reverse transcription polymerase chain reaction (RT-PCR), immunofluorescence assays, and rapid molecular assays.

How do you code the book h1n1 flu?

Code J09. X2 is the diagnosis code used for Influenza Due to Identified Novel Influenza A Virus with Other Respiratory Manifestations or commonly know as the FLU, falls under the category of Diseases of the respiratory system.

How do you code influenza like illness?

ICD-9-CM CodesInfluenza-Like. Illness (ILI)B97.89 (other viral agents as the cause of. diseases classified elsewhere)079.99 (unspecified viral infection) H66.9 (otitis media, unspecified)382.9 (unspecified otitis media) - H66.90 (otitis media, unspecified,unspecified ear) ... ear) ... ear) ... bilateral ear)More items...•

What is flu A vs B?

An influenza A virus has two surface proteins: hemagglutinin and neuraminidase. These help doctors with classification. Influenza B. Influenza B viruses can also cause seasonal epidemics that typically only affect humans. There are two lineages of influenza B: Victoria and Yamagata.

What kind of virus is the flu?

There are four types of influenza viruses: A, B, C and D. Human influenza A and B viruses cause seasonal epidemics of disease (known as flu season) almost every winter in the United States. Influenza A viruses are the only influenza viruses known to cause flu pandemics, i.e., global epidemics of flu disease.

What is the CPT code for the flu vaccine?

Vaccine CPT Code to ReportCPT Code Description90686CGInfluenza virus vaccine, quadrivalent (IIV4), split virus, preservative free, 0.5 mL dosage, for intramuscular use90688CGInfluenza virus vaccine, quadrivalent (IIV4), split virus, 0.5 mL dosage, for intramuscular use6 more rows•Aug 31, 2021

What is novel influenza A?

A novel influenza virus is an influenza A virus with a subtype that is different from the flu viruses that usually spread in people (H3N2 and H1N1). Some examples include H7N9, and H5N1. Occasionally, strains of influenza that normally affect birds, pigs, and other animals can infect humans.

What is the ICD-10 code for viral illness?

ICD-10 code B34. 9 for Viral infection, unspecified is a medical classification as listed by WHO under the range - Certain infectious and parasitic diseases .

What is ICD-10 code for flu vaccine?

The ICD-10 code to use for flu vaccination is Z23, encounter for immunization. There are many CPT codes to describe influenza vaccine, varying by manufacturer, product and age group.

What is the diagnosis code for patient with bronchitis and the flu?

J20. 1 Acute bronchitis due to Hemophilus influenzae...

What are the symptoms of influenza?

Acute viral infection involving the respiratory tract; marked by inflammation of the nasal mucosa, the pharynx, and conjunctiva, and by headache and severe, often generalized, myalgia. An acute viral infection in humans involving the respiratory tract.

What does the title of a manifestation code mean?

In most cases the manifestation codes will have in the code title, "in diseases classified elsewhere.". Codes with this title are a component of the etiology/manifestation convention. The code title indicates that it is a manifestation code.

What is pneumonia due to solids and liquids?

pneumonia due to solids and liquids ( J69.-) Acute viral infection involving the respiratory tract; marked by inflammation of the nasal mucosa, the pharynx, and conjunctiva, and by headache and severe, often generalized, myalgia. An acute viral infection in humans involving the respiratory tract.

What is the name of the disease that is caused by tobacco dependence?

tobacco dependence ( F17.-) neonatal aspiration pneumonia ( P24.-) pneumonia due to solids and liquids ( J69.-) Acute viral infection involving the respiratory tract; marked by inflammation of the nasal mucosa, the pharynx, and conjunctiva, and by headache and severe, often generalized, myalgia.

How long does a viral infection last?

An acute viral infection of the respiratory tract, occurring in isolated cases, in epidemics, or in pandemics; it is caused by serologically different strains of viruses (influenzaviruses) designated a, b, and c, has a 3-day incubation period, and usually lasts for 3 to 10 days.

Can the flu cause an upset stomach?

Flu almost never causes an upset stomach. And "stomach flu" isn't really flu at all, but gastroenteritis.most people with the flu recover on their own without medical care. People with mild cases of the flu should stay home and avoid contact with others, except to get medical care.

General Information

CPT codes, descriptions and other data only are copyright 2020 American Medical Association. All Rights Reserved. Applicable FARS/HHSARS apply.

CMS National Coverage Policy

Title XVIII of the Social Security Act (SSA) §1833 (e) prohibits Medicare payment for any claim lacking the necessary documentation to process the claim

Article Guidance

To avoid the overuse of antibiotics and the potential risk of antibiotic resistance, point of care providers should consider testing patients prior to prescribing treatment for a bacterial or influenza infection. Influenza testing (using molecular methods) is recommended for hospitalized patients with suspected influenza.

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