D7294 – surgical placement of temporary anchorage device without flap; includes device removal
The code listed above does not have direct crosscode we are aware of, so you can either bill the “D” code on the medical claim (many insurers these days will process “D” codes when they are medically necessary services), or you can try the CPT code below and include a narrative report describing the procedure:
41899 – Unlisted procedure, dentoalveolar structures

D7945 – osteotomy – body of mandible
can be crosscoded to:
21121 – sliding osteotomy, single piece

D9223 – deep sedation/general anesthesia — each 15-minute increment
can be crosscoded to:
00170 – Anesthesia for intraoral procedures, including biopsy; not otherwise specified
00172 – Anesthesia for intraoral procedures, including biopsy; repair of cleft palate
00174 – Anesthesia for intraoral procedures, including biopsy; excision of retropharyngeal tumor
00176 – Anesthesia for intraoral procedures, including biopsy; radical surgery
01999 – Unlisted anesthesia procedure(s)