Assault by other specified means (Y08) ICD-10-CM
The Y08 code range covers assault by other specified means with 23 ICD-10-CM diagnosis codes. 15 of them are billable and valid for claim submission in fiscal year 2026, and the category headers group them but cannot themselves be billed.
7th Character Note
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.
- The appropriate 7th character is to be added to each code from category Y08
7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.
- A - initial encounter
- D - subsequent encounter
- S - sequela
Codes in the Y08 Range 23 codes · 15 billable
- Y08 Assault by other specified meansNon-billable
- Y08.0 Assault by strike by sport equipmentNon-billable
- Y08.01 Assault by strike by hockey stickNon-billable
- Y08.01XA Assault by strike by hockey stick, initial encounter
- Y08.01XD Assault by strike by hockey stick, subsequent encounter
- Y08.01XS Assault by strike by hockey stick, sequela
- Y08.02 Assault by strike by baseball batNon-billable
- Y08.02XA Assault by strike by baseball bat, initial encounter
- Y08.02XD Assault by strike by baseball bat, subsequent encounter
- Y08.02XS Assault by strike by baseball bat, sequela
- Y08.09 Assault by strike by other specified type of sport equipmentNon-billable
- Y08.09XA Assault by strike by other specified type of sport equipment, initial encounter
- Y08.09XD Assault by strike by other specified type of sport equipment, subsequent encounter
- Y08.09XS Assault by strike by other specified type of sport equipment, sequela
- Y08.8 Assault by other specified meansNon-billable
- Y08.81 Assault by crashing of aircraftNon-billable
- Y08.81XA Assault by crashing of aircraft, initial encounter
- Y08.81XD Assault by crashing of aircraft, subsequent encounter
- Y08.81XS Assault by crashing of aircraft, sequela
- Y08.89 Assault by other specified meansNon-billable
- Y08.89XA Assault by other specified means, initial encounter
- Y08.89XD Assault by other specified means, subsequent encounter
- Y08.89XS Assault by other specified means, sequela
About the Y08 Code Range
The ICD-10 code Y08 and its subcategories classify assaults caused by specific non-firearm means, such as sports equipment or other targeted objects. These codes are used to document injuries resulting from assaults involving items like hockey sticks, baseball bats, or other specified weapons and methods.
This section includes detailed codes such as Y08.01 for assault by strike with a hockey stick and Y08.02 for assault by strike with a baseball bat, which are essential for precisely capturing injuries from sports-related assaults. The related codes with 7th characters (e.g., Y08.02XA for initial encounter) provide additional context about the timing of treatment. Additionally, Y08.81 covers assault by crashing of aircraft, noted as a war-related injury. The broad category Y08.89 includes assaults involving corrosive substances, electric devices, physical restraint, spitting, and other specified means, helping medical coders differentiate between types of assaults by uncommon mechanisms. Using these codes helps ensure detailed, accurate reporting when the assault is by a specific non-firearm cause in ICD-10 coding.
Questions About This Page
How many billable codes are in the Y08 range?
Of the 23 codes in this range, 15 are billable and valid for claim submission from October 1, 2025 through September 30, 2026. Category header codes group them but cannot be reported on claims.
What does the Y08 range classify?
The range classifies assault by other specified means. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2026 ICD-10-CM Tabular List and order file, effective October 1, 2025 through September 30, 2026.
