2023 ICD-10-CM Diagnosis Code K73.2

Chronic active hepatitis, not elsewhere classified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • K73.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM K73.2 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of K73.2 - other international versions of ICD-10 K73.2 may differ.
The following code(s) above K73.2 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 K73.2:
  • K00-K95
    2023 ICD-10-CM Range K00-K95

    Diseases of the digestive system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    Diseases of the digestive system
  • K70-K77
    2023 ICD-10-CM Range K70-K77

    Diseases of liver

    Type 1 Excludes
    • jaundice NOS (R17)
    Type 2 Excludes
    Diseases of liver
  • K73
    ICD-10-CM Diagnosis Code K73

    Chronic hepatitis, not elsewhere classified

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • alcoholic hepatitis (chronic) (K70.1-)
    • drug-induced hepatitis (chronic) (K71.-)
    • granulomatous hepatitis (chronic) NEC (K75.3)
    • reactive, nonspecific hepatitis (chronic) (K75.2)
    • viral hepatitis (chronic) (B15-B19)
    Chronic hepatitis, not elsewhere classified
Approximate Synonyms
  • Chronic active hepatitis
ICD-10-CM K73.2 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 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

Convert K73.2 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
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to K73.2:
  • Hepatitis K75.9
    ICD-10-CM Diagnosis Code K75.9

    Inflammatory liver disease, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Hepatitis NOS
    Type 1 Excludes
    • acute or subacute hepatitis (K72.0-)
    • chronic hepatitis NEC (K73.-)
    • viral hepatitis (B15-B19)
    • chronic K73.9
      ICD-10-CM Diagnosis Code K73.9

      Chronic hepatitis, unspecified

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
      • active NEC K73.2

ICD-10-CM Codes Adjacent To K73.2
K72.01 …… with coma
K72.1 Chronic hepatic failure
K72.10 …… without coma
K72.11 …… with coma
K72.9 Hepatic failure, unspecified
K72.90 …… without coma
K72.91 …… with coma
K73 Chronic hepatitis, not elsewhere classified
K73.0 Chronic persistent hepatitis, not elsewhere classified
K73.1 Chronic lobular hepatitis, not elsewhere classified
K73.2 Chronic active hepatitis, not elsewhere classified
K73.8 Other chronic hepatitis, not elsewhere classified
K73.9 Chronic hepatitis, unspecified
K74 Fibrosis and cirrhosis of liver
K74.0 Hepatic fibrosis
K74.00 …… unspecified
K74.01 …… early fibrosis
K74.02 …… advanced fibrosis
K74.1 Hepatic sclerosis
K74.2 Hepatic fibrosis with hepatic sclerosis
K74.3 Primary biliary cirrhosis

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