ICD-10-CM > S00-T88 > S80-S89 > S85 > S85.3 > S85.39 > S85.399 S85.399 Other specified injury of greater saphenous vein at lower leg level, unspecified leg Non-Billable/Non-Specific Codes S85.399A..., initial encounterS85.399D..., subsequent encounterS85.399S..., sequela