DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Block · Chapter 20

X00-X08 Exposure to smoke, fire and flames (X00-X08)

Block X00-X08 groups 8 categories with 120 billable codes in FY2027.

Where it sits

  1. Chapter 20 External causes of morbidity (V00-Y99)
  2. X00-X08 Exposure to smoke, fire and flames (X00-X08)

Neighbouring blocks

Categories
8
Billable codes
120
CC codes
0
MCC codes
0
HCC V28 codes
0
New FY2027
0

Categories in X00-X08

  • X00

    Exposure to uncontrolled fire in building or structure

    –

    • 21 billable codes
  • X01

    Exposure to uncontrolled fire, not in building or structure

    –

    • 15 billable codes
  • X02

    Exposure to controlled fire in building or structure

    –

    • 21 billable codes
  • X03

    Exposure to controlled fire, not in building or structure

    –

    • 15 billable codes
  • X04

    Exposure to ignition of highly flammable material

    –

    • 3 billable codes
  • X05

    Exposure to ignition or melting of nightwear

    –

    • 3 billable codes
  • X06

    Exposure to ignition or melting of other clothing and apparel

    –

    • 12 billable codes
  • X08

    Exposure to other specified smoke, fire and flames

    –

    • 30 billable codes

Block instructions

Excludes1

  • arson (X97) X97

Excludes2

  • explosions (W35-W40) W35 W40
  • lightning (T75.0-) T75.0
  • transport accident (V01-V99) V01 V99

Notes that also apply

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