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v1.0.0
ICD-10 Guide
DiagnosesPancreatic Insufficiency

Pancreatic Insufficiency

ICD-10 Coding for Pancreatic Insufficiency(K86.81, K86.1)

PRIMARY SPECIALTYGastroenterology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Pancreatic Insufficiency?
Essential facts and insights about Pancreatic Insufficiency

Key Clinical Considerations:

  • Steatorrhea (fatty stools)
  • Weight loss and malnutrition
  • Abdominal pain and bloating
  • Diabetes mellitus (secondary)
  • Fat-soluble vitamin deficiencies (A, D, E, K)

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of pancreatic disease
  • Symptoms of malabsorption
  • Results of fecal fat test
  • Endoscopic findings (if applicable)
  • Dietary history and nutritional assessment

Coding Guidelines

Usage Guidelines & Examples

  • Follow ICD-10 guidelines for specificity in coding pancreatic insufficiency.
  • Common errors include misclassifying the cause of insufficiency.

Code Exclusions

Important Exclusions

  • Acute pancreatitis (K85)
  • Pancreatic cancer (C25)
  • Other gastrointestinal malabsorption syndromes

Related ICD-10 Codes

Primary Codes
K86.81
Exocrine pancreatic insufficiency
Ancillary Codes
E84.-
K86.81
Differential Codes
K86.1
K85.9

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Gastroenterology

Specialty Applications

  • Patients with chronic pancreatitis, cystic fibrosis, or pancreatic cancer.
  • Gastroenterology clinics, outpatient settings, and hospitals.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

What are the documentation requirements?

Document clinical symptoms, diagnostic test results, and treatment plans.

What are the billing considerations?

Ensure accurate coding to reflect the severity and complexity of the condition.