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E46

✓ Billable

Unspecified protein-calorie malnutrition

Endocrine, nutritional and metabolic diseases (E00-E89)

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Also Known As

Malnutrition NOSProtein-calorie imbalance NOS

❌ Excludes1

direct

Cannot be coded with E46

  • • nutritional deficiency NOS (E63.9)

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Code Information

CodeE46
BillableYes
CategoryEndocrine, nutritional and metabolic diseases (E00-E89)
Excludes11 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)