2021 ICD-10-CM Code B10.01

Human herpesvirus 6 encephalitis

Version 2021

Valid for Submission

ICD-10:B10.01
Short Description:Human herpesvirus 6 encephalitis
Long Description:Human herpesvirus 6 encephalitis

Code Classification

  • Certain infectious and parasitic diseases (A00–B99)
    • Other human herpesviruses (B10)
      • Other human herpesviruses (B10)

B10.01 is a billable diagnosis code used to specify a medical diagnosis of human herpesvirus 6 encephalitis. The code B10.01 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

The ICD-10-CM code B10.01 might also be used to specify conditions or terms like encephalitis due to herpesviridae, encephalitis due to human herpesvirus 6 infection, infection by human herpesvirus 6 or infection caused by roseolovirus.

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code B10.01 are found in the index:

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Convert B10.01 to ICD-9 Code

Information for Patients


Encephalitis

Encephalitis is an inflammation of the brain. Usually the cause is a viral infection, but bacteria can also cause it. It can be mild or severe. Most cases are mild. You may have flu-like symptoms. With a mild case, you may just need rest, plenty of fluids, and a pain reliever.

Severe cases need immediate treatment. Symptoms of severe cases include

In babies, additional symptoms may include constant crying, poor feeding, body stiffness, and bulging in the soft spots of the skull.

Severe cases may require a stay in the hospital. Treatments include oral and intravenous (IV) medicines to reduce inflammation and treat infection. Patients with breathing difficulties may need artificial respiration. Some people may need physical, speech, and occupational therapy once the illness is under control.

NIH: National Institute of Neurological Disorders and Stroke


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Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)