ICD-10-CM > S00-T88 > S40-S49 > S41 > S41.1 > S41.15 S41.15 Open bite of upper arm Non-Billable/Non-Specific Applicable To Bite of upper arm NOS Type 1 Excludes superficial bite of upper arm (S40.87) Codes S41.151Open bite of right upper armS41.151A..., initial encounterS41.151D..., subsequent encounterS41.151S..., sequelaS41.152Open bite of left upper armS41.152A..., initial encounterS41.152D..., subsequent encounterS41.152S..., sequelaS41.159Open bite of unspecified upper armS41.159A..., initial encounterS41.159D..., subsequent encounterS41.159S..., sequela