Convert ICD-10 N22 to ICD-9

ICD-10 code N22, Calculus of urinary tract in diseases classified elsewhere, crosswalked to ICD-9 with the official CMS General Equivalence Mappings. Convert another code below.

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Official CMS General Equivalence Mappings Final GEMs release (FY 2018) Maps in both directions

1 ICD-9 mapping for ICD-10 N22

From the official CMS General Equivalence Mappings. Review each mapping's flags before selecting the final code. Convert another code

ICD-10 code N22, "Calculus of urinary tract in diseases classified elsewhere", maps to ICD-9 code 592.9, "Urinary calculus NOS". The mapping is flagged approximate: it is the closest available equivalent, not an exact match, so review the clinical documentation when selecting the final code. The crosswalk comes from the official CMS General Equivalence Mappings.

ICD‑10 Code

N22

Calculus of urinary tract in diseases classified elsewhere

ICD‑9 Code

592.9

Urinary calculus NOS

Approximate Flag – This ICD-10 code does not have an exact ICD-9 equivalent. The matched code is the closest available option and may not fully capture the original diagnosis.

See everything about the source code, including its category, synonyms, and history: open the N22 code page → Or run the reverse crosswalk: convert 592.9 back to ICD-10 →