ICD-10 Coding for Renal Stone(N13.2, N13.2B, N13.2H)

Explore ICD-10 coding for renal stones, including kidney and ureteral stones. Learn about documentation requirements, coding pitfalls, and billing considerations.

Also known as:
Kidney StoneNephrolithiasisUrolithiasis
Related ICD-10 Code Ranges

Complete code families applicable to Renal Stone

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
N13.2Hydronephrosis with calculus of kidney and ureter

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 aboutRenal Stone

Primary ICD-10-CM Codes
Differential Codes

Alternative codes to consider when ruling out similar conditions

Calculus of ureterN20.1

Use when the stone is located in the ureter, not the kidney.

Calculus of kidneyN20.0

Use when the stone is located in the kidney, not the ureter.

Documentation & Coding Risks

Avoid these common issues when documenting Renal Stone.

Failing to specify laterality

Impact

Clinical: Impacts treatment decisions., Regulatory: Non-compliance with coding guidelines., Financial: Potential claim denials.

Mitigation

Always document left or right side., Use templates that prompt for laterality.

Coding both N20.0 and N13.2 together

Impact

Reimbursement: Incorrect DRG assignment leading to potential underpayment., Compliance: Violation of Excludes1 note., Data Quality: Inaccurate clinical data representation.

Mitigation

Use N13.2 alone when hydronephrosis is present.

Incorrect code sequencing

Impact

Using N20.0 and N13.2 together incorrectly.

Mitigation

Educate coders on Excludes1 notes and proper sequencing.

Frequently Asked Questions