By anatomical location and procedure:
By the clinical setting.
E/M codes are grouped by location or type of care and may have further subdivisions such as a new patient and established patient visits.
AA
AA
D9220Deep sedation/general anesthesia - first 30 minutes D9221Deep sedation/general anesthesia - each additional 15 minutes
The american medical assocation and the american society of anesthesiologists
01214-p2,99100
organ and disease oriented panels
By anatomical location and procedure:HeadNeckThorax (Chest Wall and Shoulder Girdle)IntrathoracicSpine and Spinal CordUpper AbdomenLower AbdomenPerineumPelvis (Except Hip)Upper Leg (Except Knee)Knee and Popliteal AreaLower Leg (Below Knee, Includes Ankle and Foot)Shoulder and AxillaUpper Arm and ElbowForearm, Wrist, and HandRadiological ProceduresBurn, Excisions or DebridementObstetricOther Procedures
general anesthesia
Not sure what a "grouped of data" means!
J. Haglund has written: 'Local anaesthesia in dentistry' -- subject(s): Anesthesia in dentistry, Anesthesia, Dental, Anesthesia, Local, Dental Anesthesia, Handbooks, manuals, Local anesthesia