MCMCB Pro
T69

T69Other effects of reduced temperature

Non-billable headerICD-10-CM

T69 is a non-billable header ICD-10-CM code for other effects of reduced temperature. 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 T69

A
initial encounter
D
subsequent encounter
S
sequela

Excludes2 — not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

Use additional code

Add a secondary code to capture the detail described below.

  • code to identify source of exposure:
  • Exposure to excessive cold of man-made origin (W93)
  • Exposure to excessive cold of natural origin (X31)

Risk adjustment

T69 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 T69

4 child codes. Green means billable.

Questions about T69

Is T69 a billable ICD-10-CM code?
No. T69 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does T69 sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Other and unspecified effects of external causes (T66-T78).
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.