Specific code icon 2014 ICD-10-CM Diagnosis Code Y09

Assault by unspecified means

  • Y09 describes the circumstance causing an injury, not the nature of the injury, and therefore should not be used as a principal diagnosis.
  • On October 1, 2015 ICD-10-CM will replace ICD-9-CM in the United States, therefore, Y09 and all other ICD-10-CM codes should only be used for training or planning purposes until then.
Applicable To
  • Assassination (attempted) NOS
  • Homicide (attempted) NOS
  • Manslaughter (attempted) NOS
  • Murder (attempted) NOS
ICD-10-CM Coding Information
  • Y09 describes the circumstance causing an injury, not the nature of the injury, and therefore should not be used as a principal diagnosis.
Mortality Data
  • Between 1999-2007 there were 14,600 deaths in the United States where ICD-10 Y09 was indicated as the underlying cause of death [source: cdc.govlink to cdc.gov]
  • ICD-10 Y09 as underlying cause of death data broken down by: gender, age, race, year
Convert ICD-10-CM Y09 to ICD-9-CM