2020 ICD-10-CM Codes for Assault by bodily force (Y04)

Instructional Notations

Type 1 Excludes Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

7th Character Note 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 Y04

7th Character 7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela
    • ICD-10 Index

      • External causes of morbidity and mortality (V01–Y98)

        • Assault (X92-Y09)

            • Assault by bodily force (Y04)
            • Y04 - Assault by bodily force NON-BILLABLE CODE
            • Y04.0 - Assault by unarmed brawl or fight NON-BILLABLE CODE
            • Y04.0XXA - Assault by unarmed brawl or fight, initial encounter BILLABLE CODE
            • Y04.0XXD - Assault by unarmed brawl or fight, subsequent encounter BILLABLE CODE
            • Y04.0XXS - Assault by unarmed brawl or fight, sequela BILLABLE CODE
            • Y04.1 - Assault by human bite NON-BILLABLE CODE
            • Y04.1XXA - Assault by human bite, initial encounter BILLABLE CODE
            • Y04.1XXD - Assault by human bite, subsequent encounter BILLABLE CODE
            • Y04.1XXS - Assault by human bite, sequela BILLABLE CODE
            • Y04.2 - Assault by strike against or bumped into by another person NON-BILLABLE CODE
            • Y04.2XXA - Asslt by strike agnst or bumped into by another person, init BILLABLE CODE
            • Y04.2XXD - Asslt by strike agnst or bumped into by another person, subs BILLABLE CODE
            • Y04.2XXS - Asslt by strike agnst or bumped into by another person, sqla BILLABLE CODE
            • Y04.8 - Assault by other bodily force NON-BILLABLE CODE
            • Y04.8XXA - Assault by other bodily force, initial encounter BILLABLE CODE
            • Y04.8XXD - Assault by other bodily force, subsequent encounter BILLABLE CODE
            • Y04.8XXS - Assault by other bodily force, sequela BILLABLE CODE