F03.90 ICD-10 Code – Unspecified Dementia without Behavioral Disturbance

A professional research and think about the Unspecified Dementia Without Behavioral Disturbance for the treatment use this F03.90 ICD-10 Code.

Key Takeaways

  • F03.90 ICD-10 = unspecified dementia, no behavioral disturbance.
  • Used when the dementia type or severity cannot be specified.
  • Proper documentation of symptoms and absence of behavioral issues is essential.
  • Helps providers bill accurately and avoid claim denials.

What is F03.90 ICD-10?

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.

Break Down F03.90

  • F03 → Category for unspecified dementia
  • .90 → Indicates unspecified severity and no behavioral or psychotic disturbance

This makes it a general-purpose diagnosis that often serves as a placeholder until more details about the patient’s condition are known.

When is F03.90 Used?

Healthcare providers may assign F03.90 in cases where:

  • The patient shows signs of dementia, but the specific type (e.g., Alzheimer’s, vascular) is undetermined.
  • The dementia severity (mild, moderate, severe) is not yet clinically established.
  • The patient does not currently show behavioral or psychiatric disturbances.

Documentation Tips for F03.90

Accurate medical documentation is critical for compliance and reimbursement. Providers should capture:

  • Clinical symptoms (memory loss, confusion, poor judgment, disorientation)
  • Impact on daily living activities
  • Absence of behavioral/psychiatric disturbances
  • Future testing or follow-up plan

Related Codes

  • F03.91 – Unspecified dementia with behavioral disturbance
  • G30.9 – Alzheimer’s disease, unspecified
  • F01.50 – Vascular dementia without behavioral disturbance

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Comparison Table - F03.90 vs Related Dementia ICD-10 Codes

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

Why Proper Coding Matters

Using the correct ICD-10 code helps:

  • Ensure clean claims and timely reimbursement
  • Provide payers with clinical clarity
  • Support population health tracking and dementia research
  • Avoid denials related to incomplete documentation

Final Thoughts

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.

Frequently Asked Questions (FAQs)

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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