Exocrine Pancreatic Insufficiency

Category K86, Other diseases of the pancreas, has been further expanded to describe other specified diseases of the pancreas, unrelated to acute pancreatitis. Two new codes have been created: K86.81, Exocrine pancreatic insufficiency, and K86.89, Other specified diseases of pancreas. Exocrine pancreatic insufficiency (EPI) (K86.81) refers to the inability to digest food properly due to a lack of exocrine pancreatic digestive enzymes. Chronic pancreatitis is the most common cause of EPI. Other etiologies include cystic fibrosis, obstructions of the pancreatic duct (e.g., from pancreatic cancer or ampullary tumors) and Shwachman-Diamond Syndrome. Once the pancreas becomes...

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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 premium article covers an ICD-10-CM expansion within diseases of the pancreas and provides background on exocrine pancreatic insufficiency. It is useful for coders, CDI professionals, and clinical staff who need to understand the scope of the new pancreatic category updates and the medical context surrounding this condition. The article includes broad discussion of related pancreatic disease classification changes, common etiologies, and symptom presentation.

Why This Topic Matters

Pancreatic disorder coding can change when new diagnosis categories are introduced, and this article helps readers understand the clinical and classification context behind those updates without relying on the premium text.

What You Will Learn

  • How the pancreas-related diagnosis category was expanded
  • What exocrine pancreatic insufficiency is in broad clinical terms
  • Common causes and general symptom patterns associated with the condition
  • Why pancreatic disease classification updates matter for coding and documentation

Who Should Read This

  • Medical coders
  • Coding auditors
  • Clinical documentation improvement specialists
  • Healthcare billers
  • Physicians and clinical staff

Codes Discussed

Code Ranges Discussed

  • ICD-10-CM: K86

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