Endocrine, nutritional and metabolic diseases
This chapter covers ICD-10-CM codes in the range E00-E89 for endocrine, nutritional and metabolic diseases. Includes disorders of the endocrine glands, nutritional deficiencies, metabolic disorders, and diabetes mellitus.
Chapter Overview
Key Statistics
- •Contains 10 categories and 72 total codes
- •Includes 60 billable codes and 12 non-billable codes
- •Chapter range: E00-E89
Clinical Relevance
Used for coding endocrine disorders (diabetes, thyroid conditions), nutritional deficiencies, and metabolic diseases. Essential for endocrinology, internal medicine, and primary care documentation.
Documentation Requirements
Requires specific hormone levels, laboratory values, nutritional status assessment, and manifestation documentation. Type 1 vs Type 2 diabetes distinction is critical.
Special Considerations
Includes diabetes mellitus coding with mandatory use of additional codes for complications and manifestations.
Categories in this Chapter
Disorders of thyroid gland
Diabetes mellitus
Other disorders of glucose regulation and pancreatic internal secretion
Disorders of other endocrine glands
Intraoperative complications of endocrine system
Malnutrition
Other nutritional deficiencies
Overweight, obesity and other hyperalimentation
Metabolic disorders
Postprocedural endocrine and metabolic complications and disorders
Chapter-Specific Coding Guidelines
General Guidelines for Endocrine, nutritional and metabolic diseases:
- Follow standard ICD-10-CM coding principles for endocrine, nutritional and metabolic diseases
- Document the most specific diagnosis supported by the medical record
- Use additional codes for manifestations, complications, or associated conditions
- Ensure proper sequencing based on the reason for the encounter
Documentation Requirements:
- •Specific condition or disease process
- •Acute versus chronic status when applicable
- •Severity or stage when documented
- •Associated symptoms or complications
- •Treatment response and current status
Sequencing Rules:
- Principal diagnosis should reflect the main reason for the encounter
- Sequence complications according to treatment focus
- Use appropriate combination codes when available
- Follow chapter-specific sequencing guidelines
When to Use:
- ✓For conditions classified in the E00-E89 range
- ✓When the condition is the primary focus of care
- ✓During active treatment or monitoring
- ✓For documented complications of the condition
When NOT to Use:
- ✗For personal history without current manifestations
- ✗During screening encounters without findings
- ✗For conditions better classified elsewhere
- ✗When condition is ruled out or suspected only
Special Considerations:
- ⚠Review chapter-specific coding guidelines
- ⚠Consider combination codes before multiple codes
- ⚠Document functional impact when relevant
- ⚠Use external cause codes when applicable
Version Updates
The 2025 ICD-10-CM updates include refinements to endocrine, nutritional and metabolic diseases coding for improved specificity and clinical relevance.
Recent Updates:
Enhanced Endocrine, nutritional and metabolic diseases Specificity
Updated codes within E00-E89 for improved clinical documentation
Impact: Better alignment with clinical practice and quality reporting
Implementation Guidance:
- •Review all endocrine, nutritional and metabolic diseases coding practices
- •Update documentation templates as needed
- •Train coding staff on any new requirements
- •Implement quality checks for accuracy
Upcoming Changes:
- →Potential enhancements to endocrine, nutritional and metabolic diseases codes in future updates
- →Continued alignment with clinical practice evolution
Related Resources
Key resources for endocrine, nutritional and metabolic diseases coding and clinical documentation.
Official Documentation:
Related Chapters:
Tools and References:
Frequently Asked Questions
What are the key considerations when coding endocrine, nutritional and metabolic diseases?
Focus on specific diagnosis documentation, proper sequencing, and use of additional codes for complications or manifestations related to endocrine, nutritional and metabolic diseases.
How do I determine the most appropriate code within this chapter?
Review the medical documentation for the most specific diagnosis, check for combination codes, and follow the ICD-10-CM guidelines for this chapter.
When should I use additional codes?
Use additional codes for manifestations, complications, external causes, or other conditions that affect patient care during the encounter.