N22
ICD-10BillableCalculus of urinary tract in diseases classified elsewhere
Official ICD-10-CM descriptor (FY2026)
Calculus of urinary tract in diseases classified elsewhere
N22 is valid for submission on a claim — CMS flags it as a billable, specific code.
Code first
Sequence the underlying condition before this code.
- underlying disease, such as:
- gout (M1A.-, M10.-)
- schistosomiasis (B65.0-B65.9)
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.