DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

Y04 Assault by bodily force

  • Header · not billable
  • Codes take a 7th character

Y04 is not billable. The category heads 12 billable codes in FY2027, grouped under 4 subdivisions. Its codes take a 7th character, so none is complete with fewer than 7 characters.

Billable codes
12
Subdivisions
4
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
0

Codes in Y04

  1. Y04.0
    Assault by unarmed brawl or fight +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  2. Y04.1
    Assault by human bite +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  3. Y04.2
    Assault by strike against or bumped into by another person +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
  4. Y04.8
    Assault by other bodily force +7th: A D S
    Needs 7th characterExempt: 2 of 3 7th characters
    Inclusion terms 1

    Inclusion terms

    • Assault by bodily force NOS

Sources of each column. Rows marked +7th need a 7th character: pick one to build the full code; its code card has its own flags.

Instructions

At Y04

Excludes1

  • assault by:
  • submersion (X92.-) X92
  • use of weapon (X93-X95, X99, Y00) X93 X95 X99 Y00

Notes that also apply

Block X92-Y09 instructions (Includes 2, Excludes1 3): printed on the block page.

Chapter 20 instructions (Notes 1): printed on the chapter 20 page.

7th characters

7th characters for Y04 defined here

The appropriate 7th character is to be added to each code from category Y04

7th characters for Y04
7thMeaning (NCHS)
Ainitial encounter
Dsubsequent encounter
Ssequela

A code that takes a 7th character is invalid without it; the placeholder X fills a code shorter than 6 characters (Official Guidelines I.A.5). How 7th characters work.

Hierarchy