Y99.9 Unspecified external cause status

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Applies from Y99 External cause status

Notes

• 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.

Approximate ICD-9-CM (GEMs)

• E000.9 Unspecified external cause status

Diagnosis Index entries for Y99.9

• External cause status
• Status of external cause

Nearby codes

• 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 (this code)