N21.0
BillableCalculus in bladder
N21.0 is the ICD-10-CM code for Calculus in bladder. It is a billable, specific code valid for reimbursement.
N00-N99 Diseases of the genitourinary system
Includes
- •Calculus in diverticulum of bladder
- •Urinary bladder stone
Excludes2 — not included here
- •staghorn calculus (N20.0)
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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