Y99.1
BillableMilitary activity
Y99.1 is the ICD-10-CM code for Military activity. It is a billable, specific code valid for reimbursement.
V00-Y99 External causes of morbidity
Excludes1 — not coded here
- •activity of off duty military personnel (Y99.8)
Frequently asked questions
- What is ICD-10 code Y99.1?
- Y99.1 is the ICD-10-CM code for "Military activity". It falls under V00-Y99 External causes of morbidity.
- Is Y99.1 a billable code?
- Yes — Y99.1 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from Y99.1?
- Excludes1 (not coded here): activity of off duty military personnel (Y99.8).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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