291.9 ALCOHOL MENTAL DISOR NOS


Code Information

Diagnosis Code: 291.9

Short Description: Alcohol mental disor NOS

Long Description: Unspecified alcohol-induced mental disorders

Code Classification:

  • Mental disorders (290–319)
    • Organic psychotic conditions (290-294)
      • 291 Alcoholic psychoses
        • 291.9 Alcohol mental disor NOS

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 291.9 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Alcohol, alcoholic
    • induced
      • mental disorder 291.9
        • anxiety 291.89
        • mood 291.89
        • sexual 291.89
        • sleep 291.82
        • specified type 291.89
    • insanity 291.9
    • mania (acute) (chronic) 291.9
    • psychosis (see also Psychosis, alcoholic) 291.9
      • Korsakoff's, Korsakov's, Korsakow's 291.1
      • polyneuritic 291.1
        • with
          • delusions 291.5
          • hallucinations 291.3
    • related disorder 291.9
  • Alcoholism 303.9
    • with psychosis (see also Psychosis, alcoholic) 291.9
    • chronic 303.9
      • with psychosis 291.9
  • Dipsomania (see also Alcoholism) 303.9
    • with psychosis (see also Psychosis, alcoholic) 291.9
  • Disorder - see also Disease
    • alcohol, alcoholic (see also Alcohol) 291.9
      • induced mood 291.89
    • mental (nonpsychotic) 300.9
      • due to or associated with
        • alcoholism 291.9
  • Mania (monopolar) (see also Psychosis, affective) 296.0
    • alcoholic (acute) (chronic) 291.9
  • Psychosis 298.9
    • alcoholic 291.9
      • with
        • anxiety 291.89
        • delirium tremens 291.0
        • delusions 291.5
        • dementia 291.2
        • hallucinosis 291.3
        • jealousy 291.5
        • mood disturbance 291.89
        • paranoia 291.5
        • persisting amnesia 291.1
        • sexual dysfunction 291.89
        • sleep disturbance 291.89
      • amnestic confabulatory 291.1
      • delirium tremens 291.0
      • hallucinosis 291.3
      • Korsakoff's, Korsakov's, Korsakow's 291.1
      • paranoid type 291.5
      • pathological intoxication 291.4
      • polyneuritic 291.1
      • specified type NEC 291.89
    • organic NEC 294.9
      • due to or associated with
        • addiction
          • alcohol (see also Psychosis, alcoholic) 291.9
        • alcohol intoxication, acute (see also Psychosis, alcoholic) 291.9
        • alcoholism (see also Psychosis, alcoholic) 291.9
        • dependence
          • alcohol (see also Psychosis, alcoholic) 291.9
        • disease
          • alcoholic liver (see also Psychosis, alcoholic) 291.9
          • liver, alcoholic (see also Psychosis, alcoholic) 291.9
        • intoxication
          • alcoholic (acute) (see also Psychosis, alcoholic) 291.9
            • pathological 291.4

Crosswalk Information

The code 291.9 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
291.9 Right Arrow F10.99 Alcohol use, unsp with unspecified alcohol-induced disorder
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
291.0 Alcohol withdrawal delirium
291.1 Alcohol-induced persisting amnestic disorder
291.2 Alcohol-induced persisting dementia
291.3 Alcohol-induced psychotic disorder with hallucinations
291.4 Idiosyncratic alcohol intoxication
291.5 Alcohol-induced psychotic disorder with delusions
291.81 Alcohol withdrawal
291.82 Alcohol induced sleep disorders
291.89 Other alcohol-induced mental disorders


This page was last updated on: 10/1/2014