ICD-10-CM > S00-T88 > S70-S79 > S75 > S75.2 > S75.20 > S75.209 S75.209 Unspecified injury of greater saphenous vein at hip and thigh level, unspecified leg Non-Billable/Non-Specific Codes S75.209A..., initial encounterS75.209D..., subsequent encounterS75.209S..., sequela