Convert ICD-10 Code H90.12 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
H90.12 Condctv hear loss, uni, left ear, w unrestr hear cntra side		389.01 Conduc hear loss ext ear
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.
H90.12 Condctv hear loss, uni, left ear, w unrestr hear cntra side		389.02 Conduct hear loss tympan
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.
H90.12 Condctv hear loss, uni, left ear, w unrestr hear cntra side		389.03 Conduc hear loss mid ear
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.
H90.12 Condctv hear loss, uni, left ear, w unrestr hear cntra side		389.04 Cond hear loss inner ear
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.
H90.12 Condctv hear loss, uni, left ear, w unrestr hear cntra side		389.05 Condctv hear loss,unilat
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.
H90.12 Condctv hear loss, uni, left ear, w unrestr hear cntra side		389.08 Cond hear loss comb type
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 H90.12 - conductive hearing loss, unilateral, left ear, with unrestricted hearing on the contralateral side based on the most recent General Equivalence Mappings (GEMS) information.