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ICD-10-CM Codes V00-Y99 Y90-Y99 Y99

ICD-10-CM Diagnosis Code Y99

External cause status

Go Back to Chapter - V00-Y99 | Section - Y90-Y99 Go back

Notes for Y99:

  • A single code from category Y99 should be used in conjunction with the external cause code(s) assigned to a record to indicate the status of the person at the time the event occurred.

Codes Hierarchy:

    • Y99  External cause status
      • Y99.0  Civilian activity done for income or pay
      • Y99.1  Military activity
      • Y99.2  Volunteer activity
      • Y99.8  Other external cause status
      • Y99.9  Unspecified external cause status