ICD-10 Diagnosis Code R41.82

Altered mental status, unspecified

Diagnosis Code R41.82

ICD-10: R41.82
Short Description: Altered mental status, unspecified
Long Description: Altered mental status, unspecified
This is the 2017 version of the ICD-10-CM diagnosis code R41.82

Code Classification
  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
    • Symptoms and signs involving cognition, perception, emotional state and behavior (R40-R46)
      • Oth symptoms and signs w cognitive functions and awareness (R41)

Information for Medical Professionals

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.
Diagnostic Related Groups
The diagnosis code R41.82 is grouped in the following Diagnostic Related Group(s) (MS-DRG v33.0)


Convert to ICD-9 Additional informationCallout TooltipGeneral Equivalence Map
The ICD-10 and ICD-9 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.

  • Altered mental status
  • Disturbance of consciousness
  • Indication for modification of patient behavior status
  • Indication for modification of patient cognitive status
  • Indication for modification of patient status
  • Mental health impairment
  • Transient altered mental status

Index of Diseases and Injuries
References found for the code R41.82 in the Index of Diseases and Injuries:

Information for Patients

Mental Disorders

Also called: Mental illness

Mental disorders include a wide range of problems, including

  • Anxiety disorders, including panic disorder, obsessive-compulsive disorder, post-traumatic stress disorder, and phobias
  • Bipolar disorder
  • Depression
  • Mood disorders
  • Personality disorders
  • Psychotic disorders, including schizophrenia

There are many causes of mental disorders. Your genes and family history may play a role. Your life experiences, such as stress or a history of abuse, may also matter. Biological factors can also be part of the cause. A traumatic brain injury can lead to a mental disorder. A mother's exposure to viruses or toxic chemicals while pregnant may play a part. Other factors may increase your risk, such as use of illegal drugs or having a serious medical condition like cancer.

Medications and counseling can help many mental disorders.

  • Adjustment disorder
  • Conversion disorder
  • Illness anxiety disorder
  • Somatic symptom disorder

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