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Diagnosis Code

N21.1 CALCULUS IN URETHRA


Code Information

Diagnosis Code: N21.1

Short Description: Calculus in urethra

Long Description: Calculus in urethra

The code N21.1 is VALID for claim submission

Code Classification:

  • Diseases of the genitourinary system (N00–N99)
    • Urolithiasis (N20-N23)
      • Calculus of lower urinary tract (N21)
        • N21.1 Calculus in urethra

Code Version: 2022 ICD-10-CM


Synonyms

  • Calculus in urethra
  • Calculus of lower urinary tract

Diagnostic Related Group(s)

The code N21.1 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Urinary Stones With Mcc (693)
  • Urinary Stones Without Mcc (694)

References to Index of Diseases and Injuries

The code N21.1 has the following ICD-10-CM references to the Index of Diseases and Injuries
  • Type 2 Excludes Notes:
    • calculus of prostate (@N42.0*)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
N21.1 Right Arrow 594.2 Urethral calculus

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
N21.8 Other lower urinary tract calculus
N21.9 Calculus of lower urinary tract, unspecified

This page was last updated on: 10/1/2023

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