Z86.51
BillablePersonal history of combat and operational stress reaction
Z86.51 is the ICD-10-CM code for Personal history of combat and operational stress reaction. It is a billable, specific code valid for reimbursement.
Z00-Z99 Factors influencing health status and contact with health services
What this means — in plain language
MedlinePlus · NIHWhat is post-traumatic stress disorder (PTSD)? Post-traumatic stress disorder (PTSD) is a mental health disorder that some people develop after they experience or see a traumatic event. The traumatic event may be life-threatening, such as combat, a natural disaster , a car accident, or sexual assault . But sometimes the event is not necessarily a dangerous one. For example, the sudden, unexpected death of a loved…
Read more about Post-Traumatic Stress Disorder at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Frequently asked questions
- What is ICD-10 code Z86.51?
- Z86.51 is the ICD-10-CM code for "Personal history of combat and operational stress reaction". It falls under Z00-Z99 Factors influencing health status and contact with health services.
- Is Z86.51 a billable code?
- Yes — Z86.51 is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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