X93 vs X95.8
X93 (Assault by handgun discharge) compared with X95.8 (Assault by other firearm discharge), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. X93 carries an Excludes1 note covering X95.8: “Very pistol (X95.8)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| X93Assault by handgun discharge | X95.8Assault by other firearm discharge | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | V00-Y99 — External Causes of Morbidity (V00-Y99) | V00-Y99 — External Causes of Morbidity (V00-Y99) |
| Definition | Assault by handgun discharge is a non-billable ICD-10-CM category code (X93). | Assault by other firearm discharge is a non-billable ICD-10-CM category code (X95.8). |
| 7th character | The appropriate 7th character is to be added to code X93 | The appropriate 7th character is to be added to each code from category X95 |
| Includes | homicide injuries inflicted by another person with intent to injure or kill, by any means Assault by discharge of gun for single hand use Assault by discharge of pistol | homicide injuries inflicted by another person with intent to injure or kill, by any means Assault by very pistol [flare] discharge |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources