ICD-10-CM > M00-M99 > M26-M27 > M26 > M26.6 > M26.63 M26.63 Articular disc disorder of temporomandibular joint Non-Billable/Non-Specific Codes M26.631Articular disc disorder of right temporomandibular jointM26.632Articular disc disorder of left temporomandibular jointM26.633Articular disc disorder of bilateral temporomandibular jointM26.639Articular disc disorder of temporomandibular joint, unspecified side