X31A✓ Billable
Exposure to excessive natural cold, initial encounter
Related Codes· Exposure to forces of nature (X30-X39)
X30AExposure to excessive natural heat, initial encounterX30DExposure to excessive natural heat, subsequent encounterX30SExposure to excessive natural heat, sequelaX31DExposure to excessive natural cold, subsequent encounterX31SExposure to excessive natural cold, sequelaX32AExposure to sunlight, initial encounterX32DExposure to sunlight, subsequent encounterX32SExposure to sunlight, sequelaX34AEarthquake, initial encounterX34DEarthquake, subsequent encounterX34SEarthquake, sequelaX35AVolcanic eruption, initial encounterX35DVolcanic eruption, subsequent encounterX35SVolcanic eruption, sequelaX36.0Collapse of dam or man-made structure causing earth movementX36.1Avalanche, landslide, or mudslide
Code Hierarchy
┌20External causes of morbidity (V00-Y99)├X30-X39Exposure to forces of nature (X30-X39)├X31Exposure to excessive natural cold
└X31AExposure to excessive natural cold, initial encounter
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