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ICD-10 Coding for Elevated Calcium(E83.52)

Complete ICD-10-CM coding and documentation guide for Elevated Calcium. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

HypercalcemiaHigh Calcium Levels

Related ICD-10 Code Ranges

Complete code families applicable to Elevated Calcium

E83.5-E83.52Primary Range

Disorders of calcium metabolism

This range includes hypercalcemia and other calcium metabolism disorders.

Secondary malignant neoplasm of bone

Used when hypercalcemia is secondary to bone metastasis.

Hyperparathyroidism

Used when hypercalcemia is due to hyperparathyroidism.

Key Information: ICD-10 code for elevated calcium

Essential facts and insights about Elevated Calcium

The ICD-10 code for elevated calcium, or hypercalcemia, is E83.52.

Primary ICD-10-CM Code for elevated calcium

Hypercalcemia
Billable Code

Decision Criteria

clinical Criteria

  • Serum calcium >10.5 mg/dL with symptoms

documentation Criteria

  • Link hypercalcemia to underlying cause

Applicable To

  • Symptomatic hypercalcemia

Excludes

Clinical Validation Requirements

  • Serum calcium level >10.5 mg/dL
  • Symptoms such as nausea, confusion, polyuria

Code-Specific Risks

  • Incorrect sequencing with malignancy codes
  • Lack of supporting lab values

Coding Notes

  • Ensure documentation specifies the cause and includes lab values.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Secondary malignant neoplasm of bone

C79.51
Use when hypercalcemia is secondary to bone metastasis.

Long-term (current) use of other medications

Z79.899
Use for long-term bisphosphonate use.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Disorders of calcium metabolism

E83.5
Use for familial hypocalciuric hypercalcemia or unspecified disorders.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Elevated Calcium to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E83.52.

Impact

Clinical: Inaccurate treatment focus, Regulatory: Non-compliance with coding standards, Financial: Potential claim denials

Mitigation Strategy

Always document the cause of hypercalcemia, Include relevant lab results

Impact

Reimbursement: Incorrect coding can lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data representation.

Mitigation Strategy

Use E83.52 if hypercalcemia is clinically addressed.

Impact

Claims may be denied if lab values or symptoms are not documented.

Mitigation Strategy

Ensure all lab results and clinical findings are documented.

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 Elevated Calcium, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Elevated Calcium

Use these documentation templates to ensure complete and accurate documentation for Elevated Calcium. These templates include all required elements for proper coding and billing.

Emergency Department Admission for Hypercalcemia

Specialty: Emergency Medicine

Required Elements

  • Serum calcium level
  • Symptoms
  • Treatment plan
  • Underlying cause

Example Documentation

Assessment: Severe hypercalcemia (Ca²⁺ 14.5 mg/dL) likely secondary to metastatic NSCLC. Plan: NS 200 mL/hr, calcitonin, zoledronic acid.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Patient has high calcium. Plan: fluids.
Good Documentation Example
Symptomatic hypercalcemia (Ca²⁺ 12.8 mg/dL) in setting of metastatic breast cancer. Treated with NS bolus, calcitonin, and zoledronic acid.
Explanation
The good example specifies the calcium level, symptoms, and treatment, linking it to the underlying cause.

Need help with ICD-10 coding for Elevated Calcium? Ask your questions below.

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