N21.9 – Calculus of lower urinary tract, unspecified
Coding Notes
Active
Billable, valid for HIPAA-covered transactions
Type 1 Excludes
calculus of urinary tract NOS (N20.9)
GEM Conversion to ICD-9 CM
Fs: 00000
–
Calculus of lower urinary tract, unspecified
MDC / MS-DRG Reference
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Sibling Codes
Parent Sibling Codes
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| Code | Title |
|---|---|
| N00-N99 | Diseases of the genitourinary system (N00-N99) |
| N20-N23 | Urolithiasis (N20-N23) |
| N21 | Calculus of lower urinary tract |
| N21.9 |
Calculus of lower urinary tract, unspecified
Type 1 Excludes
calculus of urinary tract NOS (N20.9)
|