MCMCB Pro
X15

X15Contact with hot household appliances

Non-billable headerICD-10-CM

X15 is a non-billable header ICD-10-CM code for contact with hot household appliances. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category X15

A
initial encounter
D
subsequent encounter
S
sequela

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • contact with heating appliances (X16)
  • contact with powered household appliances (W29.-)
  • exposure to controlled fire in building or structure due to household appliance (X02.8)
  • exposure to household appliances electrical current (W86.0)

Other codes that can never be billed with X15

These codes carry an Excludes1 note pointing at X15. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading X15 alone.

  • W29Contact with other powered hand tools and household machinery
  • X17Contact with hot engines, machinery and tools
  • X17.XXXAContact with hot engines, machinery and tools, initial encounter
  • X17.XXXDContact with hot engines, machinery and tools, subsequent encounter
  • X17.XXXSContact with hot engines, machinery and tools, sequela

Risk adjustment

X15 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead X15

5 child codes. Green means billable.

Questions about X15

Is X15 a billable ICD-10-CM code?
No. X15 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does X15 sit in the tabular list?
External causes of morbidity (V00-Y99), in the block Contact with heat and hot substances (X10-X19).
What cannot be coded together with X15?
X15 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.