2025
ICD-10-CM
Diagnosis
Code

N21.0 Calculus in bladder

  • Billable
  • 2016–2025

N21.0 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Calculus in bladder.

Inclusion term

  • Calculus in diverticulum of bladder

  • Urinary bladder stone

Type 2 excludes

  • Staghorn calculus (N20.0)

Versions

  1. 2025

    No changes

  2. 2024

    No changes

  3. 2023

    No changes

  4. 2022

    No changes

  5. 2021

    No changes

  6. 2020

    No changes

  7. 2019

    No changes

  8. 2018

    No changes

  9. 2017

    No changes

  10. 2016

    New code