ICD-10 diagnosis code

F06.9 Unspecified mental disorder due to brain damage and dysfunction and to physical disease

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F06.9 is the ICD-10 code for Unspecified mental disorder due to brain damage and dysfunction and to physical disease. It is a four-character subcategory of F06 (Other mental disorders due to brain damage and dysfunction and to physical disease), the most specific level in the WHO edition. It belongs to the block F00–F09 (Organic, including symptomatic, mental disorders) in Chapter V, Mental and behavioural disorders.

Code type
Subcategory (4 characters)
Chapter
V · F00–F99
Classification
WHO ICD-10, 2019 version

What F06.9 includes

Conditions and terms that are coded here.

  • Organic:
    • brain syndrome NOS
    • mental disorder NOS

F06.9 in national editions

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

NorwayICD-10-NO

F06.9Uspesifisert organisk psykisk lidelse

DenmarkICD-10-DK

DF069Organisk psykisk lidelse UNS

FinlandICD-10-FI

F06.9Määrittämätön aivovaurion, aivojen toimintahäiriön tai ruumiillisen sairauden aiheuttama aivo-oireyhtymä

GermanyICD-10-GM

F06.9Nicht näher bezeichnete organische psychische Störung aufgrund einer Schädigung oder Funktionsstörung des Gehirns oder einer körperlichen Krankheit

FranceICD-10-FR

F06.9Trouble mental sans précision, dû à une lésion cérébrale et un dysfonctionnement

NetherlandsICD-10-NL

F06.9niet-gespecificeerde psychische stoornis door beschadiging en disfunctie van

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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