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 2027, 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
These assaults involve a strike with sports equipment, an aircraft crash, or another specified means.
Y08.0 groups strikes with sports equipment, separating hockey sticks, baseball bats, and other specified equipment. Y08.8 separates assaults involving an aircraft crash from those involving other specified means.
The seventh character distinguishes an initial encounter (A), a subsequent encounter (D), or a sequela (S), meaning a later effect.
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, 2026 through September 30, 2027. 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 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
