Convert ICD-10 J13 to ICD-9

ICD-10 code J13, Pneumonia due to Streptococcus pneumoniae, 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 J13

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

ICD-10 code J13, "Pneumonia due to Streptococcus pneumoniae", maps to ICD-9 code 481, "Pneumococcal pneumonia". 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

J13

Pneumonia due to Streptococcus pneumoniae

ICD‑9 Code

481

Pneumococcal pneumonia

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 J13 code page → Or run the reverse crosswalk: convert 481 back to ICD-10 →