AHA Coding Clinic® for ICD-9 - 2011 Issue 4; VOLUMES 1 & 2 NEW/REVISED CODES

Unspecified Dementia and Behavioral Disturbances

Effective October 1, 2011, two new codes have been created to classify unspecified dementia with (code 294.21) or without (code 294.20) behavioral disturbance. These codes will be used to identify the presence or absence of behavioral disturbances when the etiology of the dementia is not known. 294 Persistent mental disorders due to conditions classified elsewhere New subcategory 294.2 Dementia, unspecified Excludes: mild memory disturbances, not amounting to dementia (310.89) New code 294.20 Dementia, unspecified, without behavioral disturbance Dementia NOS New code 294.21 Dementia, unspecified, with behavioral disturbance Aggressive behavior Combative behavior Violent behavior...

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