Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.
Applicable to
Personal history of parasuicide
Personal history of self-poisoning
Personal history of suicide attempt
Applies from Z91 Personal risk factors, not elsewhere classified
Excludes2 (not included here)
contact with and (suspected) exposures hazardous to health (Z77.-)
exposure to pollution and other problems related to physical environment (Z77.1-)
female genital mutilation status (N90.81-)
occupational exposure to risk factors (Z57.-)
personal history of physical injury and trauma (Z87.81, Z87.82-)
Applies from Z91.5 Personal history of self-harm
Code also
mental health disorder, if known
MS-DRG index
Defines the logic of DRG(s) 951 in MDC 23.
Medicare Code Edits (MCE v43.1 (April 2026))
Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.
Code annotations containing back-references to Z91.51
Back-references to Z91.5
Type 2 Excludes: Z87.8 Personal history of other specified conditions ("personal history of self harm (Z91.5-)")
Diagnosis Index entries for Z91.51
History › personal (of) › parasuicide (attempt)
History › personal (of) › physical trauma NEC › self-harm or suicide attempt
History › personal (of) › poisoning NEC › self-harm or suicide attempt
History › personal (of) › self-harm › suicidal
History › personal (of) › self-poisoning attempt
History › personal (of) › suicidal behavior
History › personal (of) › suicide attempt
History › personal (of) › trauma (physical) NEC › self-harm
Parasuicide (attempt) › history of (personal)
Risk › suicidal › meaning personal history of attempted suicide
Self-harm (attempted) › history (personal) › suicidal
Self-mutilation (attempted) › history (personal) › suicidal
Self-poisoning › history (personal)
Suicide, suicidal (attempted) › history of (personal)
Suicide, suicidal (attempted) › risk › meaning personal history of attempted suicide
Suicide, suicidal (attempted) › tendencies › meaning personal history of attempted suicide
Tendency › suicide › meaning personal history of attempted suicide
Nearby codes
Z91.414 Personal history of adult intimate partner abuse
Z91.419 Personal history of unspecified adult abuse
Z91.42 Personal history of forced labor or sexual exploitation
Z91.49 Other personal history of psychological trauma, not elsewhere classified