Code	What it covers	Category
D8080	Comprehensive braces — teens (adolescent)	Orthodontics
D8090	Comprehensive braces — adults	Orthodontics
D8210	Removable appliance to control a habit	Orthodontics
D8220	Fixed appliance to control a habit	Orthodontics
D8660	Pre-orthodontic treatment visit	Orthodontics
D8670	Periodic orthodontic treatment visit	Orthodontics
D8680	Orthodontic retention (retainers)	Orthodontics
D9110	Palliative treatment for dental pain	Adjunctive general services
D9120	Fixed bridge sectioning	Adjunctive general services
D9130	TMJ therapy (non-invasive physical therapies)	Adjunctive general services
D9215	Local anesthesia with a procedure	Adjunctive general services
D9219	Evaluation for sedation/general anesthesia	Adjunctive general services
D9222	Deep sedation / general anesthesia, first 15 min	Adjunctive general services
D9223	Deep sedation / general anesthesia (per 15 min)	Adjunctive general services
D9230	Nitrous oxide (laughing gas)	Adjunctive general services
D9239	IV moderate (conscious) sedation — first 15 min	Adjunctive general services
D9243	IV moderate (conscious) sedation — each added 15 min	Adjunctive general services
D9248	Oral (non-IV) conscious sedation	Adjunctive general services
D9310	Consultation (by another dentist/specialist)	Adjunctive general services
D9910	Desensitizing medicament application	Adjunctive general services
D9911	Desensitizing resin (gumline/root), per tooth	Adjunctive general services
D9930	Treatment of post-surgical complications	Adjunctive general services
D9944	Occlusal guard — hard, full arch (night guard)	Adjunctive general services
D9945	Soft night guard, full arch	Adjunctive general services
D9951	Occlusal adjustment, limited (bite adjustment)	Adjunctive general services
D9972	In-office teeth whitening (per arch)	Adjunctive general services
D9975	Take-home teeth whitening (custom trays)	Adjunctive general services