ICD-10-CM Billable Code

F02.818

Dementia in other diseases classified elsewhere, unspecified severity, with other behavioral disturbance

Clinical Classification Guidelines

Use Additional Code

  • code, if applicable, to identify wandering in dementia in conditions classified elsewhere (Z91.83)

Inclusion Terms

  • Dementia in other diseases classified elsewhere with sleep disturbance, social disinhibition, or sexual disinhibition
  • Major neurocognitive disorder in other diseases classified elsewhere with sleep disturbance, social disinhibition, or sexual disinhibition

Medical Intelligence & Overview

ICD-10 code F02.818 refers to a type of dementia that occurs as part of another disease or condition. This form of dementia is characterized by behavioral disturbances, which can include issues like sleep problems, social disinhibition, or sexual disinhibition. Unlike primary dementia disorders such as Alzheimer's disease, this diagnosis indicates that the cognitive decline is linked to an underlying condition, with additional behavioral symptoms impacting daily life. Recognizing this condition can help in managing symptoms more effectively and tailoring treatment approaches to the patient's overall health context.

Causes & Symptoms

Clinical Causes: Underlying medical conditions or diseases that can lead to dementia, such as Parkinson's disease, Huntington's disease, or other neurodegenerative disorders. Vascular problems affecting brain function, including strokes or blood vessel abnormalities. Infections affecting the brain, like encephalitis or HIV-associated dementia. Metabolic or nutritional disturbances, such as thyroid disorders or vitamin deficiencies. Toxic exposures, including alcohol or drug abuse. Other neurological or psychiatric conditions that impair cognitive function.

Key Symptoms: Memory loss or confusion that interferes with daily activities. Behavioral disturbances such as social disinhibition, where individuals act inappropriately in social settings. Sexual disinhibition, leading to inappropriate sexual behaviors. Sleep disturbances, including insomnia or altered sleep patterns. Difficulty with language, problem-solving, or executing complex tasks. Mood changes, which may include agitation, depression, or paranoia. Loss of impulse control, leading to risky or impulsive behaviors. Reduced awareness of social norms and personal boundaries.

Diagnostic & Treatment

Diagnosis Path: Diagnosis involves a comprehensive clinical evaluation, including a detailed medical history, neurological examination, and cognitive assessments. Clinicians may also use neuroimaging studies, like MRI or CT scans, to identify underlying causes or brain abnormalities. Since F02.818 is classified when dementia occurs due to other diseases, diagnosing the primary condition is crucial. Tests to rule out other causes of cognitive impairment, such as blood tests or lumbar puncture, may also be conducted to ensure accurate diagnosis.

Treatment Protocols: Treatment strategies focus on managing both the underlying disease and the behavioral symptoms associated with dementia. Approaches include medication management, behavioral therapies, and supportive care. The goal is to improve quality of life, maintain independence for as long as possible, and address specific behavioral disturbances. Multidisciplinary teams may involve neurologists, psychiatrists, psychologists, and social workers to create a personalized care plan. Non-pharmacological interventions, such as behavioral modification techniques, environmental adjustments, and caregiver support, are often essential components of care.

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is F02.818 a billable ICD-10 code?
Yes, F02.818 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report F02.818?
Clinical documentation must specify the nature of Dementia in other diseases classified elsewhere, unspecified severity, with other behavioral disturbance and any associated comorbidities for accurate reporting.

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