X31
Non-billableExposure to excessive natural cold
Exposure to excessive natural cold
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Excessive cold as the cause of chilblains NOS
- Excessive cold as the cause of immersion foot or hand
- Exposure to cold NOS
- Exposure to weather conditions
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
7th Character Definitions
- A - initial encounter
- D - subsequent encounter
- S - sequela
Child Codes (3)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(9)
UMLS
- Cold exposureC0231275
- Exposure to coldC0231275
- Exposure to cold (event)C0231275
- Exposure to cold NOSC0231275
- cold exposureC0231275
- Excessive cold as the cause of chilblains NOSC0867839
- Excessive cold as the cause of immersion foot or handC2905557
- Exposure to excessive natural coldC0497061
- Exposure to weather conditionsC2118149
Frequently Asked Questions
What is the ICD-10 code for exposure to excessive natural cold?
The ICD-10-CM code for exposure to excessive natural cold is X31. The full clinical description is "Exposure to excessive natural cold". X31 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code X31 mean?
ICD-10-CM code X31 represents “Exposure to excessive natural cold”. It is classified under Chapter 21: External Causes of Morbidity and is a non-billable header code. Use a more specific child code for billing purposes.
Is X31 a billable code?
No, X31 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under X31.
What chapter is X31 in?
X31 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What codes cannot be used with X31?
X31 has Excludes1 notes indicating codes that cannot be used together with it, including: cold of man-made origin (W93.-); contact with or inhalation of dry ice (W93.-); contact with or inhalation of liquefied gas (W93.-).
What are the subcategories under X31?
X31 has 3 child codes, including: X31.XXXA (Exposure to excessive natural cold, initial encounter), X31.XXXD (Exposure to excessive natural cold, subsequent encounter), X31.XXXS (Exposure to excessive natural cold, sequela).
What are the UMLS CUIs for X31?
X31 is linked to 5 UMLS Concept Unique Identifiers: C0231275, C0867839, C2905557, C0497061, C2118149. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does X31 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like exposure to excessive natural cold affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of X31?
X31 maps to the ICD-11 code: PB16 (Unintentional exposure to excessive cold).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.