Convert ICD-10 J22 to ICD-9

ICD-10 code J22, Unspecified acute lower respiratory infection, 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 J22

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

ICD-10 code J22, "Unspecified acute lower respiratory infection", maps to ICD-9 code 519.8, "Resp system disease NEC". 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

J22

Unspecified acute lower respiratory infection

ICD‑9 Code

519.8

Resp system disease NEC

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 J22 code page → Or run the reverse crosswalk: convert 519.8 back to ICD-10 →