ICD-10 Coding for Primary Hyperparathyroidism(E21.0)
Complete ICD-10-CM coding and documentation guide for Primary Hyperparathyroidism. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Primary Hyperparathyroidism
E21.0-E21.3Primary Range
Disorders of parathyroid gland
This range includes primary, secondary, and other specified hyperparathyroidism, with E21.0 being specific to primary hyperparathyroidism.
Key Information: ICD-10 code for primary hyperparathyroidism
Essential facts and insights about Primary Hyperparathyroidism
Primary ICD-10-CM Code for primary hyperparathyroidism
Decision Criteria
clinical Criteria
- Elevated serum calcium and PTH levels with exclusion of secondary causes
documentation Criteria
- Detailed lab results and clinical findings
Applicable To
- Parathyroid adenoma
- Primary hyperplasia of parathyroid gland
Clinical Validation Requirements
- Elevated serum calcium >10.5 mg/dL on two occasions
- Inappropriately normal or elevated PTH levels
- Exclusion of secondary causes such as renal failure or vitamin D deficiency
Code-Specific Risks
- Incorrect use without confirming lab results
- Failure to exclude secondary causes
Coding Notes
- Ensure documentation includes lab results and exclusion of secondary causes.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Differential Codes
Alternative codes to consider when ruling out similar conditions to the primary diagnosis.
Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Primary Hyperparathyroidism to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code E21.0.
Impact
Clinical: May lead to misdiagnosis or inappropriate treatment., Regulatory: Increases risk of audit., Financial: Potential for denied claims.
Mitigation Strategy
Ensure all lab results are documented, Verify exclusion of secondary causes
Impact
Reimbursement: May result in lower reimbursement rates., Compliance: Increases risk of audit due to lack of specificity., Data Quality: Reduces accuracy of clinical data.
Mitigation Strategy
Use E21.0 when lab results confirm primary hyperparathyroidism.
Impact
Using E21.3 instead of specific codes like E21.0.
Mitigation Strategy
Ensure lab results confirm diagnosis and use specific codes.
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 Primary Hyperparathyroidism, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Primary Hyperparathyroidism
Use these documentation templates to ensure complete and accurate documentation for Primary Hyperparathyroidism. These templates include all required elements for proper coding and billing.
Diagnosis of primary hyperparathyroidism in endocrinology
Specialty: EndocrinologyRequired Elements
- Serum calcium levels
- PTH levels
- Exclusion of secondary causes
- Complications such as osteoporosis or nephrolithiasis
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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