Specific code 2006 ICD-9-CM Diagnosis Code 293.9
Unspecified transient mental disorder in conditions classified elsewhere
  • Short description: TRANSIENT MENTAL DIS NOS.
  • ICD-9-CM 293.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 293.9 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2006 version of ICD-9-CM 293.9.
  • More recent version(s) of ICD-9-CM 293.9: 2007 2008 2009 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 293.9 converts approximately to:
  • 2015/16 ICD-10-CM F06.8 Other specified mental disorders due to known physiological condition
Approximate Synonyms
  • Acute transient psychotic disorder
  • Mental disorder due to medical condition
  • Organic disorder of body schema
  • Organic mental disorder of unknown etiology
  • Organic psychosyndrome
  • Postoperative confusion
  • Stockholm syndrome
  • Toxic confusional state
  • Transient organic mental disorder
  • Transient organic psychoses
Applies To
  • Organic psychosis:
    • infective NOS
    • posttraumatic NOS
    • transient NOS
  • Psycho-organic syndrome
ICD-9-CM Volume 2 Index entries containing back-references to 293.9:
  • Confusion, confused (mental) (state) (see also State, confusional) 298.9
    • postoperative 293.9
  • Delirium, delirious 780.09
    • puerperal 293.9
  • Dementia 294.8
    • dialysis 294.8
      • transient 293.9
  • Disorder - see also Disease
    • 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
        • alcoholism 291.9
        • drug consumption NEC 292.9
        • physical condition NEC 293.9
      • 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 310.8
      • transient
        • in conditions classified elsewhere 293.9
  • Encephalopathy (acute) 348.30
    • due to
      • birth injury (intracranial) 767.8
      • dialysis 294.8
        • transient 293.9
      • hyperinsulinism - see Hyperinsulinism
      • influenza (virus) 487.8
      • lack of vitamin (see also Deficiency, vitamin) 269.2
      • nicotinic acid deficiency 291.2
      • serum (nontherapeutic) (therapeutic) 999.5
      • 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 323.5
  • Episode
    • psychotic (see also Psychosis) 298.9
      • organic, transient 293.9
  • Postoperative - see also condition
    • confusion state 293.9
    • psychosis 293.9
  • Psychopathic - see also condition
    • constitution, posttraumatic 310.2
      • with psychosis 293.9
  • Psychosis 298.9
    • epileptic NEC 293.9
    • 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 (new variant)
          • liver, alcoholic (see also Psychosis, alcoholic) 291.9
        • disorder
          • cerebrovascular
          • endocrine or metabolic 293.9
        • epilepsy
        • Huntington's chorea
        • infection
          • brain 293.9
          • intracranial NEC 293.9
        • 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) (new variant)
        • 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
        • unspecified physical condition 293.9
      • infective 293.9
      • posttraumatic 293.9
      • specified type NEC 294.8
      • transient 293.9
    • postoperative 293.9
    • toxic (acute) 293.9
  • Psychotic (see also condition) 298.9
    • episode 298.9
      • due to or associated with physical conditions (see also Psychosis, organic) 293.9
  • Puerperal
    • delirium NEC 293.9
  • Reaction
    • psychotic (see also Psychosis) 298.9
      • depressive 298.0
      • due to or associated with physical condition (see also Psychosis, organic) 293.9
      • involutional (see also Psychosis, affective) 296.2
  • State
    • 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 Retardation, mental) 319
      • postcontusional 310.2
      • posttraumatic
        • nonpsychotic 310.2
        • psychotic 293.9
      • 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 293.9 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 2006 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.