N20
⚠ Non-billable
Calculus of kidney and ureter
ICD-10-CM · FY2026 · Diseases of the Genitourinary System
Code
N20
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Genitourinary System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code N20?
ICD-10-CM code N20 represents Calculus of kidney and ureter. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Genitourinary System chapter, effective October 1, 2025 – September 30, 2026.
Is N20 billable?
No. N20 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is N20 in?
N20 belongs to the Diseases of the Genitourinary System chapter (N00–N99) of ICD-10-CM.
Related codes in the N20 category
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