1. ICD-10-CM Codes
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2. A00-B99
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3. B15-B19
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4. B16-
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5. 2023 ICD-10-CM Diagnosis Code B16.1

2023 ICD-10-CM Diagnosis Code B16.1

Acute hepatitis B with delta-agent without hepatic coma

2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

• B16.1 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 B16.1 became effective on October 1, 2022.
• This is the American ICD-10-CM version of B16.1 - other international versions of ICD-10 B16.1 may differ.

• Acute hepatitis b with hepatitis d
• Hepatitis b with hepatitis d superinfection
• Hepatitis b with hepatitis delta

• 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
• 791 Prematurity with major problems
• 793 Full term neonate with major problems

Convert B16.1 to ICD-9-CM

• 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

• Code Also: K76.82
  ICD-10-CM Diagnosis Code K76.82

  Hepatic encephalopathy

  2023 - New Code Billable/Specific Code

  Applicable To

  • Hepatic encephalopathy, NOS
  • Hepatic encephalopathy without coma
  • Hepatocerebral intoxication
  • Portal-systemic encephalopathy

  Code Also

  • underlying liver disease, such as:
  • acute and subacute hepatic failure without coma (K72.00)
  • alcoholic hepatic failure without coma (K70.40)
  • chronic hepatic failure without coma (K72.10)
  • hepatic failure with toxic liver disease without coma (K71.10)
  • hepatic failure without coma (K72.90)
  • icterus of newborn (P55-P59)
  • postprocedural hepatic failure (K91.82)
  • viral hepatitis without hepatic coma (B15.9, B16.1, B16.9, B17.10, B19.10, B19.20, B19.9)

  Type 1 Excludes

  • acute and subacute hepatic failure with coma (K72.01)
  • alcoholic hepatic failure with coma (K70.41)
  • chronic hepatic failure with coma (K72.11)
  • hepatic failure with coma (K72.91)

• 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)
  • B B19.10
    ICD-10-CM Diagnosis Code B19.10

    Unspecified viral hepatitis B without hepatic coma

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Unspecified viral hepatitis B NOS
    • acute B16.9
      ICD-10-CM Diagnosis Code B16.9

      Acute hepatitis B without delta-agent and without hepatic coma

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

      Applicable To

      • Hepatitis B (acute) (viral) NOS
      • with
        • delta-agent (coinfection) (without hepatic coma) B16.1
  • viral, virus B19.9
    ICD-10-CM Diagnosis Code B19.9

    Unspecified viral hepatitis without hepatic coma

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

    Applicable To

    • Viral hepatitis NOS
    • type
      • B B19.10
        ICD-10-CM Diagnosis Code B19.10

        Unspecified viral hepatitis B without hepatic coma

        2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

        Applicable To

        • Unspecified viral hepatitis B NOS
        • acute B16.9
          ICD-10-CM Diagnosis Code B16.9

          Acute hepatitis B without delta-agent and without hepatic coma

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code

          Applicable To

          • Hepatitis B (acute) (viral) NOS
          • with
            • delta-agent (coinfection) (without hepatic coma) B16.1

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