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E83.4

⚠ Non-billable (Header)

Disorders of magnesium metabolism

Endocrine, nutritional and metabolic diseases (E00-E89)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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❌ Excludes1

inherited from E83

Rules from parent category E83: Disorders of mineral metabolism

  • • dietary mineral deficiency (E58-E61)
  • • parathyroid disorders (E20-E21)
  • • vitamin D deficiency (E55.-)

Child Codes (4)

E83.40Disorders of magnesium metabolism, unspecifiedE83.41HypermagnesemiaE83.42HypomagnesemiaE83.49Other disorders of magnesium metabolism

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Code Information

CodeE83.4
BillableNo — Header code
ParentE83
CategoryEndocrine, nutritional and metabolic diseases (E00-E89)
Excludes13 rule(s)
Excludes20 note(s)
Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)