Other degenerative diseases of nervous system, not elsewhere classified G31

  • G31 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM G31 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of G31 - other international versions of ICD-10 G31 may differ.
Use Additional:
  • code to identify:
  • dementia with behavioral disturbance (F02.81)
  • dementia without behavioral disturbance (F02.80)
Type 2 Excludes:
  • Reye's syndrome (G93.7)

Codes: = Billable

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