N20-N23Chapter 14: Diseases of the genitourinary system
Urolithiasis
12 codes in this section
Codes
N20Category
Calculus of kidney and ureter
4 subcategoryies
N20.0Billable
Calculus of kidney
N20.1Billable
Calculus of ureter
N20.2Billable
Calculus of kidney with calculus of ureter
N20.9Billable
Urinary calculus, unspecified
N21Category
Calculus of lower urinary tract
4 subcategoryies
N21.0Billable
Calculus in bladder
N21.1Billable
Calculus in urethra
N21.8Billable
Other lower urinary tract calculus
N21.9Billable
Calculus of lower urinary tract, unspecified
N22Billable
Calculus of urinary tract in diseases classified elsewhere
N23Billable
Unspecified renal colic
