Convert ICD-10 Code C4A.21 to ICD-9
Source ICD-10 Code | Target ICD-9 Code | |
---|---|---|
C4A.21 Merkel cell carcinoma of right ear and external auric canal | 209.31 Merkel cell ca-face | |
Approximate Flag - The approximate mapping means there is not an exact match between the ICD-10 and ICD-9 codes and the mapped code is not a precise representation of the original code. |
ICD-10 to ICD-9 crosswalk for code C4A.21 - merkel cell carcinoma of right ear and external auricular canal based on the most recent General Equivalence Mappings (GEMS) information.