Convert ICD-10 Code O99.335 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
O99.335 Smoking (tobacco) complicating the puerperium		649.02 Tobacco use dis-del-p/p
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.
O99.335 Smoking (tobacco) complicating the puerperium		649.04 Tobacco use dis-postpart
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 O99.335 - smoking (tobacco) complicating the puerperium based on the most recent General Equivalence Mappings (GEMS) information.