Use Additional Code Note for Causal Organism for Localized Infection and Sepsis

A patient with mental status change is admitted and after diagnostic studies, the provider diagnosed sepsis due to Escherichia coli (E. coli) urinary tract infection (UTI). What are the appropriate code assignments for this diagnostic statement? There is confusion among coding professionals regarding the application of the instructional note stating: “Use additional code (B95-B97), to identify infectious agent” at code N39.0, Urinary tract infection, site not specified, versus assigning a code that identifies both sepsis and the infectious agent. ...

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Note:  The following article synopsis was NOT provided by the AHA. It was created by Find-A-Code/innoviHealth.

Article Overview

This article explains a coding scenario involving sepsis and a urinary tract infection with an identified causative organism, and it discusses the related instruction to add an infectious-agent code. It is aimed at coding professionals who need to understand how the topic is framed in the official guidance and how related code sets are involved. The article focuses on the general issue of local infection, sepsis, and organism identification without providing the full premium explanation.

Why This Topic Matters

Accurate capture of infection-related diagnoses affects coding consistency and record abstraction for inpatient and outpatient settings. Understanding how instructional notes interact with sepsis and localized infection scenarios helps coders evaluate similar documentation accurately.

What You Will Learn

  • How the article frames a sepsis-and-UTI coding scenario
  • How instructional notes related to infectious-agent reporting are discussed
  • What general code-set areas are implicated in the guidance
  • How the topic applies to coding professionals handling infection documentation

Who Should Read This

  • Medical coders
  • Coding auditors
  • Clinical documentation specialists
  • Revenue cycle professionals
  • Inpatient coding staff

Codes Discussed

Code Ranges Discussed

  • ICD-10-CM: B95-B97

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