ICD-10-CM > S00-T88 > S50-S59 > S53 > S53.4 > S53.42 > S53.429 S53.429 Ulnohumeral (joint) sprain of unspecified elbow Non-Billable/Non-Specific Codes S53.429A..., initial encounterS53.429D..., subsequent encounterS53.429S..., sequela