AHA Coding Clinic® for ICD-9 - 2009 Quarter 3; Ask the Editor
Acute Delirium due to Dementia
The patient is an 87-year-old male with a documented history of dementia, who was admitted to the hospital with transient changes in his mental status following a medical procedure. He was transferred to a subacute rehab facility for further management of acute delirium and behavior problems. The transfer summary listed delirium secondary to dementia as the final diagnosis. What is the appropriate code assignment for delirium due to dementia? I am reluctant to use code 290.3 , Senile dementia with delirium, since the provider does not specifically document senile dementia. ...
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Article Overview
This article addresses a coding query involving delirium associated with dementia in a hospital and rehab transfer context. It is aimed at coders and clinical documentation professionals who need to understand how the documented dementia type affects diagnosis coding and when provider clarification is needed.
Why This Topic Matters
Accurate diagnosis coding for delirium related to dementia depends on the specificity of the documented dementia type. The article highlights why documentation clarification can affect the final code selection for patients with altered mental status and related behavioral concerns.
What You Will Learn
- How delirium related to dementia is approached in a coding query context
- Why documentation specificity matters when dementia type is not clearly stated
- When provider clarification is needed before final diagnosis coding
- How transfer summaries and final diagnoses may influence coding review
Who Should Read This
- Medical coders
- Coding auditors
- Clinical documentation specialists
- Health information management professionals
Codes Discussed
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