Contrast-Induced Nephropathy

A patient with a history of congestive heart failure and Stage IV chronic kidney disease presented due to dyspnea, edema and orthopnea. During the patient’s admission, contrast was used for radiologic imaging and the patient was diagnosed with contrast-induced nephropathy (CIN) within 48 hours of exposure to the contrast. Would the contrast be reported as a drug or toxic substance? What are the appropriate code assignments for contrast-induced nephropathy? ...

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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 short Find-A-Code article focuses on ICD-10-CM coding for contrast-induced nephropathy in the setting of diagnostic imaging contrast exposure. It is useful for coders and compliance staff who need to understand the documentation context, the relevant diagnosis category, and how the article frames the reporting of the associated external cause or adverse effect scenario.

Why This Topic Matters

Accurate coding of kidney injury associated with contrast exposure can affect diagnosis coding, sequencing, and claim integrity in encounters involving imaging and chronic kidney disease.

What You Will Learn

  • How the article frames contrast-induced nephropathy coding
  • What broader documentation context is discussed for contrast exposure
  • Which diagnosis and external-cause code categories the article addresses
  • How the topic is positioned for ICD-10-CM reporting

Who Should Read This

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

Codes Discussed

  • ICD-10-CM: N14.1
  • ICD-10-CM: T50.8X5A

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