ICD-10-CM > V00-Y99 > X30-X39 > X31 > X31XXXS X31XXXS Exposure to excessive natural cold, sequela Billable/Specific Copy Code Copy Description Applicable To Excessive cold as the cause of chilblains NOSExcessive cold as the cause of immersion foot or handExposure to cold NOSExposure to weather conditions Type 1 Excludes cold of man-made origin (W93.-)contact with or inhalation of dry ice (W93.-)contact with or inhalation of liquefied gas (W93.-)