2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Supplementary Classification Of External Causes Of Injury And Poisoning E800-E999 > Motor Vehicle Traffic Accidents E810-E819 > Motor Vehicle Traffic Accident Involving Re-Entrant Collision With Another Motor Vehicle E811.* > 2008 ICD-9-CM Diagnosis E811.5 Motor vehicle traffic accident involving re-entrant collision with another motor vehicle injuring rider of animal; occupant of animal-drawn vehicle  On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date. The 2009 version of ICD-9-CM E811.5 can be accessed here. E811.5 is a specific code that can be used to specify a diagnosis View the ICD-9-CM Volume 1 E811.* hierarchy ICD9Data's sister site ProcedureCodes.com launches with the 2008/09 CPT® codes - read more on the ICD9Data.com blog.