Specific code 2012 ICD-9-CM Diagnosis Code 294.8
Other persistent mental disorders due to conditions classified elsewhere
  • Short description: Mental disor NEC oth dis.
  • ICD-9-CM 294.8 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 294.8 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 294.8.
  • More recent version(s) of ICD-9-CM 294.8: 2013 2014.
Disease Synonyms
  • Cerebral degeneration presenting primarily with dementia
  • Dementia
  • Dementia arising in the senium AND/OR presenium
  • Dementia associated with AIDS
  • Dementia due to head trauma
  • Dementia of frontal lobe type
  • Dementia, mild
  • Dementia, mixed
  • Dementia, moderate
  • Dementia, severe
  • Dialysis dementia
  • Epileptic dementia
  • Epileptic psychosis
  • Language disorder of dementia
  • Mild dementia
  • Mixed dementia
  • Moderate dementia
  • Organic dementia
  • Organic dementia associated with AIDS
  • Organic memory impairment
  • Paranoid-hallucinatory epileptic psychosis
  • Patchy dementia
  • Post-traumatic dementia
  • Severe dementia
  • Traumatic encephalopathy
294.8 Excludes
  • mild memory disturbances, not amounting to dementia (310.89)
Applies To
  • Amnestic disorder NOS
  • Epileptic psychosis NOS
  • Mixed paranoid and affective organic psychotic states
Use Additional
  • Use additional code for associated epilepsy (345.0-345.9)
Convert to ICD-10-CM: 294.8 converts approximately to:
  • 2014 ICD-10-CM F06.0 Psychotic disorder with hallucinations due to known physiological condition
    Or:
  • 2014 ICD-10-CM F06.8 Other specified mental disorders due to known physiological condition
ICD-9-CM Volume 2 Index entries containing back-references to 294.8:
  • Dementia 294.20
    • dialysis 294.8
  • Disorder - see also Disease
    • amnestic (see also Amnestic syndrome) 294.8
      • alcohol-induced peristing 291.1
      • drug-induced persisting 292.83
      • in conditions classified elsewhere 294.0
    • mental (nonpsychotic) 300.9
      • affecting management of pregnancy, childbirth, or puerperium 648.4
      • drug-induced 292.9
        • hallucinogen persisting perception 292.89
        • specified type NEC 292.89
      • due to or associated with
      • induced by drug 292.9
      • neurotic (see also Neurosis) 300.9
      • of infancy, childhood or adolescence 313.9
      • persistent
        • other
          • due to conditions classified elsewhere 294.8
        • unspecified
          • due to conditions classified elsewhere 294.9
      • presenile 310.1
      • previous, affecting management of pregnancy V23.89
      • psychoneurotic (see also Neurosis) 300.9
      • psychotic (see also Psychosis) 298.9
      • specific, following organic brain damage 310.9
        • cognitive or personality change of other type 310.1
        • frontal lobe syndrome 310.0
        • postconcussional syndrome 310.2
        • specified type NEC 310.89
      • transient
        • in conditions classified elsewhere 293.9
  • Encephalopathy (acute) 348.30
    • due to
      • birth injury (intracranial) 767.8
      • dialysis 294.8
      • drugs - (see also Table of Drugs and Chemicals) 349.82
      • hyperinsulinism - see Hyperinsulinism
      • influenza (virus) (see also Influenza) 487.8
      • lack of vitamin (see also Deficiency, vitamin) 269.2
      • nicotinic acid deficiency 291.2
      • serum (nontherapeutic) (therapeutic) 999.59
      • syphilis 094.81
      • trauma (postconcussional) 310.2
        • current (see also Concussion, brain) 850.9
          • with skull fracture - see Fracture, skull, by site, with intracranial injury
      • vaccination 323.51
  • Psychosis 298.9
    • organic NEC 294.9
      • due to or associated with
        • addiction
          • alcohol (see also Psychosis, alcoholic) 291.9
          • drug (see also Psychosis, drug) 292.9
        • alcohol intoxication, acute (see also Psychosis, alcoholic) 291.9
        • alcoholism (see also Psychosis, alcoholic) 291.9
        • arteriosclerosis (cerebral) (see also Psychosis, arteriosclerotic) 290.40
        • cerebrovascular disease
          • acute (psychosis) 293.0
          • arteriosclerotic (see also Psychosis, arteriosclerotic) 290.40
        • childbirth - see Psychosis, puerperal
        • dependence
          • alcohol (see also Psychosis, alcoholic) 291.9
          • drug 292.9
        • disease
          • alcoholic liver (see also Psychosis, alcoholic) 291.9
          • brain
            • arteriosclerotic (see also Psychosis, arteriosclerotic) 290.40
          • cerebrovascular
            • acute (psychosis) 293.0
            • arteriosclerotic (see also Psychosis, arteriosclerotic) 290.40
          • endocrine or metabolic 293.9
          • Jakob-Creutzfeldt 046.19
          • liver, alcoholic (see also Psychosis, alcoholic) 291.9
        • disorder
          • cerebrovascular
          • endocrine or metabolic 293.9
        • epilepsy
        • Huntington's chorea
        • infection
          • brain 293.9
            • acute (psychosis) 293.0
            • chronic 294.8
            • subacute (psychosis) 293.1
          • intracranial NEC 293.9
            • acute (psychosis) 293.0
            • chronic 294.8
            • subacute (psychosis) 293.1
        • intoxication
          • alcoholic (acute) (see also Psychosis, alcoholic) 291.9
          • drug (see also Psychosis, drug) 292.9
        • ischemia
          • cerebrovascular (generalized) (see also Psychosis, arteriosclerotic) 290.40
        • Jakob-Creutzfeldt disease (syndrome) 046.19
        • multiple sclerosis
        • physical condition NEC 293.9
        • presenility 290.10
        • puerperium - see Psychosis, puerperal
        • sclerosis, multiple
        • senility 290.20
        • status epilepticus
        • trauma
          • brain (birth) (from electrical current) (surgical) 293.9
            • acute (psychosis) 293.0
            • chronic 294.8
            • subacute (psychosis) 293.1
        • unspecified physical condition 293.9
      • infective 293.9
      • posttraumatic 293.9
      • specified type NEC 294.8
      • transient 293.9
  • State
    • affective and paranoid, mixed, organic psychotic 294.8
    • psychotic, organic (see also Psychosis, organic) 294.9
  • Syndrome - see also Disease
    • brain (acute) (chronic) (nonpsychotic) (organic) (with behavioral reaction) (with neurotic reaction) 310.9
      • with
        • presenile brain disease (see also Dementia, presenile) 290.10
        • psychosis, psychotic reaction (see also Psychosis, organic) 294.9
      • chronic alcoholic 291.2
      • congenital (see also Disability, intellectual) 319
      • postcontusional 310.2
      • posttraumatic
        • nonpsychotic 310.2
        • psychotic 293.9
          • acute 293.0
          • chronic (see also Psychosis, organic) 294.8
          • subacute 293.1
      • psycho-organic (see also Syndrome, psycho-organic) 310.9
      • psychotic (see also Psychosis, organic) 294.9
      • senile (see also Dementia, senile) 290.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 294.8 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.