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ICD-10 Guide
ICD-10 CodesE16.8

E16.8

Billable

Other specified disorders of pancreatic internal secretion

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 E16.8 is a billable code used to indicate a diagnosis of other specified disorders of pancreatic internal secretion.

Key Diagnostic Point:

E16.8 encompasses a variety of conditions that affect the internal secretion of the pancreas, particularly those that do not fall under more specific categories. This includes disorders related to insulin secretion, such as hyperinsulinism, which can lead to hypoglycemia. Patients may experience episodes of low blood sugar due to excessive insulin production, often linked to pancreatic islet cell tumors or other islet cell dysfunctions. Additionally, this code may cover disorders of glucose metabolism that are not classified elsewhere, which can complicate the management of diabetes and other metabolic conditions. The clinical presentation can vary widely, from asymptomatic cases to severe hypoglycemic episodes requiring immediate medical intervention. Accurate diagnosis often involves a combination of clinical evaluation, blood glucose monitoring, and imaging studies to assess pancreatic function and structure. Understanding the underlying mechanisms of these disorders is crucial for effective treatment and management.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of underlying causes leading to similar symptoms
  • Need for comprehensive documentation of clinical findings
  • Potential overlap with other diabetes-related codes
  • Variability in treatment approaches based on specific diagnosis

Audit Risk Factors

  • Insufficient documentation of clinical symptoms
  • Inconsistent lab results not correlating with diagnosis
  • Lack of clear treatment plans in medical records
  • Misuse of this code when more specific codes are applicable

Specialty Focus

Medical Specialties

Endocrinology

Documentation Requirements

Detailed patient history, lab results, and treatment plans must be documented to support the diagnosis.

Common Clinical Scenarios

Patients presenting with recurrent hypoglycemia, unexplained weight changes, or abnormal glucose tolerance tests.

Billing Considerations

Endocrinologists must ensure that all relevant tests are documented to differentiate between various pancreatic disorders.

Internal Medicine

Documentation Requirements

Comprehensive documentation of symptoms, diagnostic tests, and management strategies is essential.

Common Clinical Scenarios

Patients with metabolic syndrome or those presenting with diabetes-related complications.

Billing Considerations

Internal medicine practitioners should be aware of the potential for misdiagnosis and ensure thorough evaluations.

Coding Guidelines

Inclusion Criteria

Use E16.8 When
  • Follow the official ICD
  • CM coding guidelines, ensuring that the documentation supports the diagnosis
  • Include all relevant clinical findings and lab results
  • 8 should be used when no other specific code applies to the disorder

Exclusion Criteria

Do NOT use E16.8 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

82947CPT Code

Glucose; quantitative, blood (serum, plasma)

Clinical Scenario

Used to monitor glucose levels in patients suspected of having pancreatic disorders.

Documentation Requirements

Document the reason for the test and correlate with clinical findings.

Specialty Considerations

Endocrinologists should ensure that glucose testing aligns with the patient's symptoms and history.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of pancreatic disorders, improving the accuracy of diagnoses and treatment plans. E16.8 provides a broader classification for disorders that may not fit neatly into other categories, enhancing clinical understanding and management.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of pancreatic disorders, improving the accuracy of diagnoses and treatment plans. E16.8 provides a broader classification for disorders that may not fit neatly into other categories, enhancing clinical understanding and management.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of pancreatic disorders, improving the accuracy of diagnoses and treatment plans. E16.8 provides a broader classification for disorders that may not fit neatly into other categories, enhancing clinical understanding and management.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What conditions are included under E16.8?

E16.8 includes various disorders affecting pancreatic internal secretion, particularly those leading to abnormal insulin levels and glucose metabolism issues, such as hyperinsulinism and related hypoglycemia.