2019 ICD-10-CM Diagnosis Code B18.2

Chronic viral hepatitis C

    2016 2017 2018 2019 Billable/Specific Code
  • B18.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM B18.2 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of B18.2 - other international versions of ICD-10 B18.2 may differ.
Applicable To
  • Carrier of viral hepatitis C
The following code(s) above B18.2 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to B18.2:
  • A00-B99
    2019 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
  • B15-B19
    2019 ICD-10-CM Range B15-B19

    Viral hepatitis

    Type 1 Excludes
    • sequelae of viral hepatitis (B94.2)
    Type 2 Excludes
    • cytomegaloviral hepatitis (B25.1)
    • herpesviral [herpes simplex] hepatitis (B00.81)
    Viral hepatitis
  • B18
    ICD-10-CM Diagnosis Code B18

    Chronic viral hepatitis

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Includes
    • Carrier of viral hepatitis
    Chronic viral hepatitis
Approximate Synonyms
  • Chronic hepatitis c
  • Chronic hepatitis c with stage 3 fibrosis
  • Chronic hepatitis c, stage 3 fibrosis
  • Cryoglobulinemia due to chronic hepatitis c
  • Hepatic coma due to chronic hepatitis c
  • Hepatitis c carrier
  • Hepatitis c, chronic
  • Hepatitis c, chronic, with hepatic coma
Clinical Information
  • Inflammation of the liver in humans that is caused by hepatitis c virus lasting six months or more. Chronic hepatitis c can lead to liver cirrhosis.
ICD-10-CM B18.2 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 441 Disorders of liver except malignancy, cirrhosis or alcoholic hepatitis with mcc
  • 442 Disorders of liver except malignancy, cirrhosis or alcoholic hepatitis with cc
  • 443 Disorders of liver except malignancy, cirrhosis or alcoholic hepatitis without cc/mcc
  • 793 Full term neonate with major problems

Convert B18.2 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
Code annotations containing back-references to B18.2:
  • Use Additional: C22
    ICD-10-CM Diagnosis Code C22

    Malignant neoplasm of liver and intrahepatic bile ducts

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • malignant neoplasm of biliary tract NOS (C24.9)
    • secondary malignant neoplasm of liver and intrahepatic bile duct (C78.7)
    Use Additional

Diagnosis Index entries containing back-references to B18.2:
  • Carrier (suspected)
    • hepatitis (viral) B18.9
      ICD-10-CM Diagnosis Code B18.9

      Chronic viral hepatitis, unspecified

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Carrier of unspecified viral hepatitis
      • C B18.2
  • Hepatitis K75.9
    ICD-10-CM Diagnosis Code K75.9

    Inflammatory liver disease, unspecified

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Hepatitis NOS
    Type 1 Excludes
    • acute or subacute hepatitis (K72.0-)
    • chronic hepatitis NEC (K73.-)
    • viral hepatitis (B15-B19)
    • C (viral) B19.20
      ICD-10-CM Diagnosis Code B19.20

      Unspecified viral hepatitis C without hepatic coma

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Viral hepatitis C NOS
      • chronic B18.2
    • viral, virus B19.9
      ICD-10-CM Diagnosis Code B19.9

      Unspecified viral hepatitis without hepatic coma

        2016 2017 2018 2019 Billable/Specific Code
      Applicable To
      • Viral hepatitis NOS
      • chronic B18.9
        ICD-10-CM Diagnosis Code B18.9

        Chronic viral hepatitis, unspecified

          2016 2017 2018 2019 Billable/Specific Code
        Applicable To
        • Carrier of unspecified viral hepatitis
      • type
        • C B19.20
          ICD-10-CM Diagnosis Code B19.20

          Unspecified viral hepatitis C without hepatic coma

            2016 2017 2018 2019 Billable/Specific Code
          Applicable To
          • Viral hepatitis C NOS
          • chronic B18.2

ICD-10-CM Codes Adjacent To B18.2
B17.0 Acute delta-(super) infection of hepatitis B carrier
B17.1 Acute hepatitis C
B17.10 …… without hepatic coma
B17.11 …… with hepatic coma
B17.2 Acute hepatitis E
B17.8 Other specified acute viral hepatitis
B17.9 Acute viral hepatitis, unspecified
B18 Chronic viral hepatitis
B18.0 Chronic viral hepatitis B with delta-agent
B18.1 Chronic viral hepatitis B without delta-agent
B18.2 Chronic viral hepatitis C
B18.8 Other chronic viral hepatitis
B18.9 Chronic viral hepatitis, unspecified
B19 Unspecified viral hepatitis
B19.0 Unspecified viral hepatitis with hepatic coma
B19.1 Unspecified viral hepatitis B
B19.10 …… without hepatic coma
B19.11 …… with hepatic coma
B19.2 Unspecified viral hepatitis C
B19.20 …… without hepatic coma
B19.21 …… with hepatic coma

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.