ICD-10 N22
Billable / SpecificCalculus of urinary tract in diseases classified elsewhere
About ICD-10-CM N22
ICD-10-CM code N22 represents Calculus of urinary tract in diseases classified elsewhere. This is a billable/specific code in the Genitourinary System chapter (block N22). The 2026 edition of ICD-10-CM N22 became effective on October 1, 2025.
Coding Notes
Code First
- underlying disease, such as:
- gout (M1A.-, M10.-)
- schistosomiasis (B65.0-B65.9)
Medicare LCD Coverage for N22
Local Coverage Determinations (LCDs) from CMS MACs that list N22 as a covered diagnosis.
Showing top 10 of 18 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing N22.
1 Cigna
5 Medicare
CPT Codes Commonly Billed with N22
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Convert N22 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| N22 | 5929 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To N22
Other codes in section N20-N23 (Urolithiasis).
ICD-10 N22, Billing FAQ
Is ICD-10 code N22 billable? +
Yes, N22 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does N22 map to? +
Per CMS GEMs, N22 maps to ICD-9 codes: 5929. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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