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Home/Diagnosis/ICD-10 Coding for Magnesium Deficiency

ICD-10 Coding for Magnesium Deficiency

E83.42
E61.2
P71.2

Complete ICD-10-CM coding and documentation guide for icd-10 coding for magnesium deficiency includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Hypomagnesemia
Magnesium Deficiency Syndrome
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Key Information: ICD-10 Coding for Magnesium Deficiency

Essential facts and insights about ICD-10 Coding for Magnesium Deficiency

Use ICD-10 code E83.42 for hypomagnesemia, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Hypomagnesemia

Billable Code
E83.42
Billable

Diagnostic Criteria

clinical:
  • • Serum Mg <1.46 mg/dL with symptoms
documentation:
  • • Link to specific symptoms or causes

Applicable To

  • • Metabolic magnesium deficiency

Important Notes

  • • Ensure documentation links hypomagnesemia to specific symptoms or causes.

Magnesium deficiency

Billable Code
E61.2
Billable

Diagnostic Criteria

clinical:
  • • Dietary deficiency confirmed by food diary
  • • Normal renal function

Applicable To

  • • Dietary magnesium deficiency

Important Notes

  • • Document dietary intake and absence of metabolic causes.

Neonatal hypomagnesemia

Billable Code
P71.2
Billable

Diagnostic Criteria

clinical:
  • • Newborns <28 days with Mg <1.25 mg/dL
  • • Feeding difficulties or neurological symptoms

Applicable To

  • • Neonatal magnesium deficiency

Important Notes

  • • Specify 'neonatal' in documentation.
Ancillary Codes

Additional codes that may be used with this diagnosis

N18.1-N18.5

Chronic kidney disease stages

Use to indicate underlying renal causes.

Frequently Asked Questions

What is the ICD-10 code for magnesium deficiency?

The ICD-10 code for magnesium deficiency is E61.2 for dietary causes and E83.42 for metabolic causes.

How do you code hypomagnesemia?

Code E83.42 is used for hypomagnesemia when there is a metabolic cause, such as renal loss or drug-induced deficiency.

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