ICD-10-CM code "N21": Calculus of lower urinary tract (2024)

Overview

ICD-10 CodeN21
DescriptionCalculus of lower urinary tract
Hierarchy
  1. Diseases of the genitourinary system (N00-N99)
  2. Urolithiasis (N20-N23)
  3. Calculus of lower urinary tract (N21)
Billable statusNon billable code

Excludes

  1. Diseases of the genitourinary system (N00-N99)

    Type 2certain conditions originating in the perinatal period (P04-P96)

    Type 2certain infectious and parasitic diseases (A00-B99)

    Type 2complications of pregnancy, childbirth and the puerperium (O00-O9A)

    Type 2congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

    Type 2endocrine, nutritional and metabolic diseases (E00-E88)

    Type 2injury, poisoning and certain other consequences of external causes (S00-T88)

    Type 2neoplasms (C00-D49)

    Type 2symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

  2. Urolithiasis (N20-N23)
  3. Calculus of lower urinary tract (N21)

Includes

  1. Diseases of the genitourinary system (N00-N99)
  2. Urolithiasis (N20-N23)
  3. Calculus of lower urinary tract (N21)

    Includescalculus of lower urinary tract with cystitis and urethritis