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ICD-10 diagnosis code

F03 Unspecified dementia

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F03 is the ICD-10 code for Unspecified dementia. It is a three-character category that is not subdivided further. It belongs to the block F00–F09 (Organic, including symptomatic, mental disorders) in Chapter V, Mental and behavioural disorders.

Code type
Category (3 characters)
Chapter
V · F00–F99
Classification
WHO ICD-10, 2019 version

What F03 includes

Conditions and terms that are coded here.

  • Presenile:
    • dementia NOS
    • psychosis NOS
  • Primary degenerative dementia NOS
  • Senile:
    • dementia: NOS
    • dementia: depressed or paranoid type
    • psychosis NOS

What F03 excludes

Conditions that look similar but belong under another code.

  • senility NOS R54

Coding notes

  • Use additional code, if desired, to indicate delirium or acute confusional state superimposed on dementia.

F03 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

F03Ospecificerad demens

  • F03.9Ospecificerad demens
NorwayICD-10-NO

F03Uspesifisert demens

  • F03.00Uspesifisert demens uten tilleggssymptom
  • F03.01Uspesifisert demens med hovedsakelig vrangforestilling som annet symptom
  • F03.02Uspesifisert demens med hovedsakelig hallusinasjon som annet symptom
  • F03.03Uspesifisert demens med hovedsakelig depressivitet som annet symptom
  • F03.04Uspesifisert demens med andre blandede symptomer
DenmarkICD-10-DK

DF03Ikke specificeret demens

  • DF039Demens UNS
FinlandICD-10-FI

F03Määrittämätön dementia

GermanyICD-10-GM

F03Nicht näher bezeichnete Demenz

FranceICD-10-FR

F03Démence, sans précision

NetherlandsICD-10-NL

F03niet-gespecificeerde dementie

United StatesICD-10-CM

Listed through more specific codes:

  • F03.90Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety
  • F03.92Unspecified dementia, unspecified severity, with psychotic disturbance
  • F03.93Unspecified dementia, unspecified severity, with mood disturbance
  • F03.94Unspecified dementia, unspecified severity, with anxiety
  • F03.A0Unspecified dementia, mild, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety
  • F03.A2Unspecified dementia, mild, with psychotic disturbance
  • F03.A3Unspecified dementia, mild, with mood disturbance
  • F03.A4Unspecified dementia, mild, with anxiety
  • and 8 more national subcodes

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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