Coders generally use E codes in addition to standard ICD-9-CM diagnosis codes to offer more detailed information. These codes indicate the nature of the diagnosed condition and help classify environmental events, circumstances and conditions that cause injury, poisoning and other adverse effects.
Who Uses E Codes?
Emergency departments and other practices specializing in trauma cases use E codes the most, but E codes come in handy in all types of practices — from family physicians to psychiatric [...]
