Convert ICD-9 355.9 to ICD-10

ICD-9 code 355.9, Mononeuritis NOS, crosswalked to ICD-10 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-10 mapping for ICD-9 355.9

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

ICD-9 code 355.9, "Mononeuritis NOS", maps to ICD-10 code G58.9, "Mononeuropathy, unspecified". 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‑9 Code

355.9

Mononeuritis NOS

ICD‑10 Code

G58.9

Mononeuropathy, unspecified

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 355.9 code page → Or run the reverse crosswalk: convert G58.9 back to ICD-9 →