ICD-10-CM > S00-T88 > S60-S69 > S61 > S61.4 > S61.40 S61.40 Unspecified open wound of hand Non-Billable/Non-Specific Codes S61.401Unspecified open wound of right handS61.401A..., initial encounterS61.401D..., subsequent encounterS61.401S..., sequelaS61.402Unspecified open wound of left handS61.402A..., initial encounterS61.402D..., subsequent encounterS61.402S..., sequelaS61.409Unspecified open wound of unspecified handS61.409A..., initial encounterS61.409D..., subsequent encounterS61.409S..., sequela