MCMedicalCodingSoftware
T69.1

T69.1: Chilblains

Non-billable headerICD-10-CM

T69.1 is a non-billable header ICD-10-CM code for chilblains. 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 inherited from the categories above T69.1

Not part of this code, but both may be coded when both are present.

Written on T69: Other effects of reduced temperature

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Chilblain(s) (lupus)
  • Pernio, perniosis
  • Dermatitis›congelationis
  • Erythema, erythematous›pernio
  • Effect, adverse›cold›chilblains

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead T69.1

3 child codes. Green means billable.

Other codes under T69

ICD-10-CMFY2027· effective October 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.