F03

Unspecified dementia

Non-billable header

F03 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes

  • disorders of psychological development
  • Note: This block comprises a range of mental disorders grouped together on the basis of their having in common a demonstrable etiology in cerebral disease, brain injury, or other insult leading to cerebral dysfunction. The dysfunction may be primary, as in diseases, injuries, and insults that affect the brain directly and selectively; or secondary, as in systemic diseases and disorders that attack the brain only as one of the multiple organs or systems of the body that are involved.

Applicable to

  • Major neurocognitive disorder NOS
  • Presenile dementia NOS
  • Presenile psychosis NOS
  • Primary degenerative dementia NOS
  • Senile dementia NOS
  • Senile dementia depressed or paranoid type
  • Senile psychosis NOS

Excludes2

Not included here — may be reported together when both conditions exist.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
  • dementia with delirium or acute confusional state (F05)
  • mild memory disturbance due to known physiological condition (F06.8)

Also known as

  • Major neurocognitive disorder NOS
  • Presenile dementia NOS
  • Presenile psychosis NOS
  • Primary degenerative dementia NOS
  • Senile dementia NOS
  • Senile dementia depressed or paranoid type
  • Senile psychosis NOS
  • Dementia, in multiple, etiologies
  • Dementia, in unknown etiology
  • Dementia, old age
  • Dementia, presenile
  • Dementia, primary degenerative
  • Dementia, senile
  • Dementia, senile, depressed or paranoid type
  • Depression, senile
  • Disorder, major neurocognitive
  • Disorder, mental, presenile, psychotic
  • Disorder, mental, senile, psychotic NEC
  • Disorder, neurocognitive, major
  • Insanity, insane, senile
  • Melancholia, senile
  • Old age, dementia

More specific codes F03

  • F03.9Unspecified dementia, unspecified severityHeader
  • F03.AUnspecified dementia, mildHeader
  • F03.BUnspecified dementia, moderateHeader
  • F03.CUnspecified dementia, severeHeader

Related codes

  • F01Vascular dementiaHeader
  • F02Dementia in other diseases classified elsewhereHeader
  • F04Amnestic disorder due to known physiological conditionBillable
  • F05Delirium due to known physiological conditionBillable
  • F06Other mental disorders due to known physiological conditionHeader
  • F07Personality and behavioral disorders due to known physiological conditionHeader
  • F09Unspecified mental disorder due to known physiological conditionBillable

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