N21

Non-Billable

Calculus of lower urinary tract

N21 should not be used for reimbursement purposes as there are multiple sub-diagnoses that fall under this code. Please refer to the sub-diagnoses below.

Related Diagnoses

  • N21.0Calculus in bladder
  • N21.1Calculus in urethra
  • N21.8Other lower urinary tract calculus
  • N21.9Calculus of lower urinary tract, unspecified
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