- B00.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2024 edition of ICD-10-CM B00.4 became effective on October 1, 2022.
- This is the American ICD-10-CM version of B00.4 – other international versions of ICD-10 B00.4 may differ.
ICD-10-CM B00.4 is grouped within Diagnostic Related Group(s):
- 023 Craniotomy with major device implant or acute complex cns principal diagnosis with mcc or chemotherapy implant or epilepsy with neurostimulator
- 024 Craniotomy with major device implant or acute complex cns principal diagnosis without mcc
- 097 Non-bacterial infection of nervous system except viral meningitis with mcc
- 098 Non-bacterial infection of nervous system except viral meningitis with cc
- 099 Non-bacterial infection of nervous system except viral meningitis without cc/mcc
- 791 Prematurity with major problems
- 793 Full term neonate with major problems
- 974 Hiv with major related condition with mcc
- 975 Hiv with major related condition with cc
- 976 Hiv with major related condition without cc/mcc
Applicable To
- Herpesviral meningoencephalitis
- Simian B disease
Type 1 Excludes
- herpesviral encephalitis due to herpesvirus 6 and 7 (B10.01, B10.09)
- non-simplex herpesviral encephalitis (B10.0-)
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2016 (effective 10/1/2015): No change
- 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
- 2024 (effective 10/1/2022): No change
Diagnosis Index entries containing back-references to B00.4:
- simian B > Disease, diseased
- herpesviral > Encephalitis (chronic) (hemorrhagic) (idiopathic) (nonepidemic) (spurious) (subacute) G04.90
- herpes virus (simplex) > in (due to) A42.82
- encephalitis > Herpes, herpesvirus, herpetic B00.9
- herpesviral, herpetic > Meningoencephalitis G04.90
- herpes > in (due to) B40.81