ICD-10 Coding for Left Hydronephrosis(N13.0, N13.2, N13.2B)

Learn about ICD-10 coding for left hydronephrosis, including specific codes, documentation requirements, and clinical validation criteria.

Also known as:
Left-sided HydronephrosisHydronephrosis of the Left Kidney
Related ICD-10 Code Ranges

Complete code families applicable to Left Hydronephrosis

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
N13.2Hydronephrosis with renal and ureteral calculous obstruction
N13.31Hydronephrosis with ureteral stricture, not elsewhere classified

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information

Essential facts and insights aboutLeft Hydronephrosis

Differential Codes

Alternative codes to consider when ruling out similar conditions

Unspecified hydronephrosisN13.30
Hydronephrosis with renal and ureteral calculous obstructionN13.2

Documentation & Coding Risks

Avoid these common issues when documenting Left Hydronephrosis.

Omitting laterality

Impact

Clinical: Leads to incomplete clinical records., Regulatory: May result in non-compliance with coding standards., Financial: Potential for denied claims.

Mitigation

Always document the affected side., Use templates that prompt for laterality.

Using unspecified codes like N13.30

Impact

Reimbursement: May lead to reduced reimbursement rates., Compliance: Increases risk of audit due to lack of specificity., Data Quality: Decreases accuracy of clinical data.

Mitigation

Ensure documentation specifies the cause of hydronephrosis.

Use of unspecified codes

Impact

High audit risk when using codes like N13.30 without clear documentation.

Mitigation

Document specific causes and use appropriate codes.

Frequently Asked Questions