
The ICD-10 code F03.90 represents “Unspecified dementia, unspecified severity, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety.”
It is a billable diagnosis code used in healthcare for accurate documentation and reimbursement.
Specific dementia codes that identify type or severity (such as Alzheimer ‘s-related dementia), F03.90 is applied when dementia is diagnosed, but the exact cause or stage cannot be determined. It also confirms that the patient does not display significant behavioral issues like aggression, hallucinations, or paranoia.
This makes it a general-purpose diagnosis that often serves as a placeholder until more details about the patient’s condition are known.
Healthcare providers may assign F03.90 in cases where:
Accurate medical documentation is critical for compliance and reimbursement. Providers should capture:
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ICD-10 Code | Description | Behavioral Disturbance? | Use Case |
F03.90 | Unspecified dementia, unspecified severity, without behavioral, psychotic, mood, or anxiety disturbance | No | Used when dementia is diagnosed, but the type/severity is unknown, and no behavioral symptoms are present |
F03.91 | Unspecified dementia, unspecified severity, with behavioral disturbance | Yes | Used when dementia symptoms exist along with behavioral issues (e.g., aggression, paranoia, hallucinations) |
G30.9 | Alzheimer’s disease, unspecified | May vary | Used when Alzheimer’s dementia is diagnosed, but the severity or additional symptoms are not detailed |
F01.50 | Vascular dementia without behavioral disturbance | No | Applied when vascular dementia is identified, but the patient has no behavioral symptoms |
F01.51 | Vascular dementia with behavioral disturbance | Yes | Used when vascular dementia is present with associated behavioral disturbances |
Using the correct ICD-10 code helps:
ICD-10 code F03.90 plays a vital role in accurately capturing cases of unspecified dementia without behavioral disturbances. But it serves as a general diagnosis; providers should always document symptoms clearly and pursue further evaluation to refine the diagnosis.
Correct use of this code not only ensures compliance but also supports proper reimbursement and improved dementia care. If your practice struggles with ICD-10 coding, claim denials, or dementia-related billing, partnering with expert medical billing services can make the process easier and more accurate.
Contact us today to optimize your dementia billing and coding workflow while reducing denials and increasing revenue.
It stands for unspecified dementia without behavioral, psychotic, or mood disturbances and is billable for reimbursement.
F03.90 is used when dementia symptoms exist without behavioral disturbances, while F03.91 includes cases where behavioral issues are present.
No. Alzheimer’s dementia has its own set of codes (G30 series). F03.90 is only used when the dementia type is not specified.
Yes. It is a billable ICD-10-CM code recognized by Medicare and most private insurers.
Memory loss, impaired reasoning, confusion, language difficulties, and reduced problem-solving ability.
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