ICD-10-CM > S00-T88 > S00-S09 > S01 > S01.8 > S01.85 S01.85 Open bite of other part of head Non-Billable/Non-Specific Applicable To Bite of other part of head NOS Type 1 Excludes superficial bite of other part of head (S00.87) Codes S01.85XA..., initial encounterS01.85XD..., subsequent encounterS01.85XS..., sequela