2021 ICD-10-CM Code B15

Acute hepatitis A

Version 2021

Not Valid for Submission

B15 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of acute hepatitis a. The code is not specific and is NOT valid for the year 2021 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

ICD-10:B15
Short Description:Acute hepatitis A
Long Description:Acute hepatitis A

Code Classification

Specific Coding for Acute hepatitis A

Non-specific codes like B15 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for acute hepatitis a:

  • Use B15.0 for Hepatitis A with hepatic coma BILLABLE CODE
  • Use B15.9 for Hepatitis A without hepatic coma BILLABLE CODE

Information for Patients


Hepatitis A

Also called: HAV

Your liver is the largest organ inside your body. It helps your body digest food, store energy, and remove poisons. Hepatitis is an inflammation of the liver. One type, hepatitis A, is caused by the hepatitis A virus (HAV). The disease spreads through contact with an infected person's stool. You can get it from

Most people do not have any symptoms. If you do have symptoms, you may feel as if you have the flu. You may also have yellowish eyes and skin, called jaundice. A blood test will show if you have HAV.

HAV usually gets better in a few weeks without treatment. However, some people can have symptoms for up to 6 months. Your doctor may suggest medicines to help relieve your symptoms.

The hepatitis A vaccine can prevent HAV. Good hygiene can also help. Wash your hands thoroughly before preparing food, after using the toilet, or after changing a diaper. International travelers should be careful about drinking tap water.

NIH: National Institute of Diabetes and Digestive and Kidney Diseases


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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)