Convert ICD-10 J64 to ICD-9

ICD-10 code J64, Unspecified pneumoconiosis, 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 J64

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

ICD-10 code J64, "Unspecified pneumoconiosis", maps to ICD-9 code 505, "Pneumoconiosis 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

J64

Unspecified pneumoconiosis

ICD‑9 Code

505

Pneumoconiosis 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 J64 code page → Or run the reverse crosswalk: convert 505 back to ICD-10 →