N21.8 OTHER LOWER URINARY TRACT CALCULUS

Code Information

  • Diagnosis Code: N21.8
  • Short Description: Other lower urinary tract calculus
  • Long Description: Other lower urinary tract calculus
  • Code Version: 2025 ICD-10-CM

The code N21.8 is VALID for claim submission

Code Classification

Synonyms

  • Ureteric stone
  • Vesicoureteric junction calculus

Diagnostic Related Group(s)

The code N21.8 is grouped in the following Diagnostic Related Group(s) MS-DRG V43.0

  1. Urinary Stones With Mcc (693)
  2. Urinary Stones Without Mcc (694)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
N21.8 Right Arrow 594.8 Lower urin calcul NEC
This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

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