ICD-10 Coding for Low Magnesium(E83.42)
Complete ICD-10-CM coding and documentation guide for Low Magnesium. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Low Magnesium
E83.40-E83.49Primary Range
Disorders of magnesium metabolism
This range includes all disorders related to magnesium metabolism, with E83.42 specifically for hypomagnesemia.
Key Information: ICD-10 code for low magnesium
Essential facts and insights about Low Magnesium
Primary ICD-10-CM Code for low magnesium
Decision Criteria
clinical Criteria
- Serum magnesium level <1.7 mg/dL with symptoms
Applicable To
- Serum magnesium level <1.7 mg/dL
- Symptoms such as muscle cramps, arrhythmias
Excludes
- Other magnesium disorders (E83.49)
Clinical Validation Requirements
- Serum magnesium level <1.7 mg/dL
- Presence of symptoms like muscle cramps or arrhythmias
Code-Specific Risks
- Incorrectly using E83.40 for unspecified magnesium disorder
Coding Notes
- Ensure lab results and symptoms are documented to support the use of E83.42.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Chronic kidney disease, unspecified
N18.9Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Low Magnesium to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E83.42.
Impact
Clinical: May lead to misdiagnosis., Regulatory: Fails to meet documentation standards., Financial: Potential claim denials.
Mitigation Strategy
Always document symptoms associated with low magnesium., Ensure lab results are included in the patient's chart.
Impact
Reimbursement: Claims may be denied due to lack of specificity., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.
Mitigation Strategy
Use E83.42 when lab results confirm hypomagnesemia.
Impact
Lack of lab results or symptoms in records.
Mitigation Strategy
Implement checklist for required documentation.
Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.
Frequently Asked Questions
Common questions about ICD-10 coding for Low Magnesium, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Low Magnesium
Use these documentation templates to ensure complete and accurate documentation for Low Magnesium. These templates include all required elements for proper coding and billing.
Patient with CKD and hypomagnesemia
Specialty: NephrologyRequired Elements
- Serum magnesium level
- Symptoms
- Underlying conditions
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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