N21 CALCULUS OF LOWER URINARY TRACT

Code Information

  • Diagnosis Code: N21
  • Short Description: Calculus of lower urinary tract
  • Long Description: Calculus of lower urinary tract
  • Code Version: 2025 ICD-10-CM

The code N21 is NOT VALID for claim submission

Code Classification

References to Index of Diseases and Injuries

The code N21 has the following ICD-10-CM references to the Index of Diseases and Injuries

  • Includes Notes:
    • calculus of lower urinary tract with cystitis and urethritis

Similar Codes

ICD-10 Code ICD-10 Description
N21.0 Calculus in bladder
N21.1 Calculus in urethra
N21.8 Other lower urinary tract calculus
N21.9 Calculus of lower urinary tract, unspecified
This page was last updated on: 10/1/2025
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