Atypical virus infections of central nervous system A81

  • A81 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM A81 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of A81 - other international versions of ICD-10 A81 may differ.
Use Additional:
  • code to identify:
  • dementia with behavioral disturbance (F02.81)
  • dementia without behavioral disturbance (F02.80)
  • diseases of the central nervous system caused by prions

Codes: = Billable

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