A81 Non-Billable Code

Atypical virus infections of central nervous system

Chapter 1 Certain infectious and parasitic diseases (A00-B99)

A80-A89 Viral and prion infections of the central nervous system (A80-A89)

includes

useAdditionalCode

code, if applicable, to identify:
dementia with anxiety (F02.84, F02.A4, F02.B4, F02.C4)
dementia with behavioral disturbance (F02.81-, F02.A1-, F02.B1-, F02.C1-)
dementia with mood disturbance (F02.83, F02.A3, F02.B3, F02.C3)
dementia with psychotic disturbance (F02.82, F02.A2, F02.B2, F02.C2)
dementia without behavioral disturbance (F02.80, F02.A0, F02.B0, F02.C0)
mild neurocognitive disorder due to known physiological condition (F06.7-)

This code is not billable as it requires a higher level of specificity. Select a more specific code below.

A81.0 - Creutzfeldt-Jakob disease
A81.1 - Subacute sclerosing panencephalitis Billable
A81.2 - Progressive multifocal leukoencephalopathy Billable
A81.8 - Other atypical virus infections of central nervous system
A81.9 - Atypical virus infection of central nervous system, unspecified Billable

Stop wrestling with ICD-10 lookup tables.

Bedrock Billing automatically validates diagnosis codes.