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Home/Diagnosis/ICD-10 Coding for Hyponatremia

ICD-10 Coding for Hyponatremia

E87.1
P74.22

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

Also Known as:
Low sodium
Sodium deficiency
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Key Information: ICD-10 Coding for Hyponatremia

Essential facts and insights about ICD-10 Coding for Hyponatremia

Use ICD-10 code E87.1 for hypo-osmolality and hyponatremia, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Hypo-osmolality and hyponatremia

Billable Code
E87.1
Billable

Diagnostic Criteria

clinical_criteria:
  • • Presence of symptoms like confusion or seizures with low sodium levels.
documentation_criteria:
  • • Two consecutive sodium values <135 mmol/L.

Applicable To

  • • Hyponatremia
  • • Hypo-osmolality

Important Notes

  • • Ensure documentation includes lab results and symptoms.

Neonatal hyponatremia

Billable Code
P74.22
Billable

Diagnostic Criteria

clinical_validation_requirements:
  • • Sodium levels <135 mmol/L in neonates
  • • Associated with feeding difficulties or other neonatal conditions

Applicable To

  • • Hyponatremia in newborns

Important Notes

  • • Document neonatal age and associated conditions.
Ancillary Codes

Additional codes that may be used with this diagnosis

R41.0

Confusion, unspecified

Use for documenting confusion as a symptom of hyponatremia.

P92.5

Neonatal feeding problems

Use for documenting feeding difficulties associated with neonatal hyponatremia.

Frequently Asked Questions

What is the ICD-10 code for hyponatremia?

The ICD-10 code for hyponatremia is E87.1, which covers hypo-osmolality and hyponatremia. Ensure documentation includes low sodium levels and associated symptoms.

How is hyponatremia documented in medical records?

Document hyponatremia by recording serum sodium levels, symptoms like confusion or seizures, and the underlying cause such as SIADH or medication use.

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