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ICD-10 Coding for Renal Calculus(N20.0, N13.2, N20.1)

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Learn about ICD-10 coding for renal calculus, including key codes, documentation requirements, and common pitfalls.

Also known as:
Kidney StoneNephrolithiasisRenal Stone
Related ICD-10 Code Ranges

Complete code families applicable to Renal Calculus

N00-N99Primary Range

Diseases of the genitourinary system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
N20.0Calculus of kidney
N20.1Calculus of ureter
Primary ICD-10-CM Codes
Calculus of kidney
N20.0Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Hydronephrosis with calculus obstructionN13.2

Use when hydronephrosis is present with a calculus.

Documentation & Coding Risks

Avoid these common issues when documenting Renal Calculus.

Insufficient documentation of stone location

Impact

Clinical: Misdiagnosis risk., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.

Mitigation

Ensure imaging reports are detailed and included in records.

Coding N20.0 with N13.2

Impact

Reimbursement: Incorrect coding can lead to denied claims., Compliance: Non-compliance with ICD-10 coding rules., Data Quality: Inaccurate clinical data representation.

Mitigation

Use N13.2 when hydronephrosis is present with a calculus.

Incorrect code combination

Impact

Using N20.0 with N13.2.

Mitigation

Educate coders on Excludes1 notes.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with N20.0.