2021 ICD-10-CM Code B18.2

Chronic viral hepatitis C

Version 2021

Valid for Submission

B18.2 is a billable diagnosis code used to specify a medical diagnosis of chronic viral hepatitis c. The code B18.2 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 B18.2 might also be used to specify conditions or terms like chronic active hepatitis, chronic active hepatitis c, chronic active viral hepatitis, chronic hepatitis c, chronic hepatitis c caused by hepatitis c virus genotype 1 , chronic hepatitis c caused by hepatitis c virus genotype 1a, etc.

ICD-10:B18.2
Short Description:Chronic viral hepatitis C
Long Description:Chronic viral hepatitis C

Code Classification

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code B18.2:


Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.

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 B18.2 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 B18.2 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code B18.2 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

Information for Patients


Hepatitis C

Also called: HCV

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 C, is caused by the hepatitis C virus (HCV). It usually spreads through contact with infected blood. Hepatitis C can also spread through sex with person who has it and from mother to baby during childbirth.

Most people who are infected with hepatitis C don't have any symptoms for years. If you do get symptoms, you may feel as if you have the flu. You may also have jaundice, a yellowing of skin and eyes, dark-colored urine, and pale bowel movements. Without treatment, hepatitis C may lead to cirrhosis (scarring and damage in the liver), liver failure, and liver cancer. Early diagnosis and treatment of hepatitis C can prevent these complications. A blood test can tell if you have it.

The treatment for hepatitis C is antiviral medicines.They can cure the disease in most cases.There is no vaccine for hepatitis C.

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)