ICD-10-CM › Chapter 14 Diseases of the genitourinary system › N20-N23
N20-N23 - Urolithiasis
12 ICD-10-CM codes sit in this section, of which 10 are billable in FY2027. Every one has a page giving the years it was valid and what to use instead when it is not.
- 12 codes
- 10 billable FY2027
- 2 not billable, retired or subdivided
- 4 categories
Categories
Each of these is a three-character category. Most are not billable on their own - the billable code is one of the children listed on its page.
| Code | Description | Status |
|---|---|---|
| N20 | Calculus of kidney and ureter | Not billable |
| N21 | Calculus of lower urinary tract | Not billable |
| N22 | Calculus of urinary tract in diseases classified elsewhere | Valid |
| N23 | Unspecified renal colic | Valid |
Or browse all ICD-10-CM codes by first character, check a list of codes with the batch validity checker, or see what changed in each release.